Name: California Prop 50 winning margin?
Start: 2025-11-06T20:45:46.178167Z
End: 2025-12-31T00:00:00Z

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Proposition 50 is a 2025 legislatively referred constitutional amendment on congressional redistricting, proposed for the statewide special election in California currently set for November 4, 2025.

This market will resolve according to the margin by which Proposition 50 is approved by a majority of voters at the California statewide special election currently set for November 4, 2025.

For the purpose of resolving this market, the “margin” is defined as the absolute percentage-point difference between the certified statewide vote share in favor (“pro”) minus the certified statewide vote share against (“contra”) the proposition.

If the reported value falls exactly between two brackets, this market will resolve to the higher range bracket.

If Proposition 50 does not receive more pro than contra votes, this market will resolve to the lowest range bracket.

The resolution source will be based on the official certified results of the vote as published by the State of California. 

<26%

26–27%

27–28%

28–29%

>29%

California Prop 50 winning margin?

This market will resolve to according to the candidate who wins the 2026 California gubernatorial election currently scheduled for November 3, 2026.

If the results of the election are not confirmed by July 31, 2027, this market will resolve to "Other".

The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on official certification.

Will Eric Swalwell win the California Governor Election in 2026?

This market will resolve according to the two candidates who receive the most votes in the primary, regardless of party, to contest the seat for California's 22nd congressional district in the U.S. House of Representatives in the 2026 midterm elections. The California primary is scheduled to take place on June 2, 2026.

If no nominees are announced by November 3, 2026, 11:59PM ET, this market will resolve to "Other".

The resolution source for this market will be a consensus of official sources, including https://www.sos.ca.gov/.

Any replacement of the nominees before election day will not change the resolution of the market.

Will Jasmeet Bains advance from the CA-22 Primary?

This market will resolve according to the party of the candidate who wins the CA-27 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the CA-27 House seat?

This market will resolve according to the party of the candidate who wins the CA-22 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the CA-22 House seat?

This market will resolve according to the party of the candidate who wins the CA-13 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the CA-13 House seat?

The non-partisan primary election for Governor of California is scheduled to take place on June 2, 2026. The top two candidates in this election by number of votes won will advance to the general election for Governor of California.

This market will resolve to “Yes” If the listed candidate advances from the primary to the general election for Governor of California. Otherwise this market will resolve to “No”.

If no 2026 California gubernatorial primary takes place by December 31, 2026, this market will resolve to “No.”

This market will resolve based on the results of the primary election for Governor of California as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the government of California, specifically the Office of the Secretary of State.

Will Eric Swalwell advance from the 2026 California Governor primary election?

This market will resolve according to the winner of the 2026 Colorado gubernatorial election.

A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.

Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.

The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.

Will the Democrats win the Colorado governor race in 2026?

A one-time wealth tax on billionaires has been proposed to potentially appear on California's ballot for the November 3, 2026 general election. You can read more about that here: https://6abc.com/post/california-union-proposes-taxing-billionaires-offset-medicaid-cuts-low-income-people/18066430/

This market will resolve to "Yes" if any proposition containing a one-time tax targeting individuals, households, or family units with wealth, assets, or net worth of at least $1 billion (USD or equivalent) passes in the named election. Otherwise, this market will resolve to "No".

If no qualifying ballot initiative is certified to appear on the official statewide California ballot as a proposition to be voted on in the stated election by June 25, 2026, 11:59 PM ET (the official cutoff date for new initiatives to be approved), or if all qualifying propositions/initiatives are removed from the ballot or amended before the election such that the main threshold drops below $1 billion, this market will resolve "No".

The primary resolution source for this market will be official information from the Government of the State of California, however a consensus of credible reporting may also be used.

Billionaire one-time wealth tax passes in California election 2026?

This market will resolve according to the winner of the 2026 Oregon gubernatorial election.

A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.

Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.

The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.

Will the Democrats win the Oregon governor race in 2026?

This market will resolve according to the party of the candidate who wins the MO-05 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the MO-05 House seat?

This market will resolve according to the party of the candidate who wins the CT-05 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the CT-05 House seat?

This market will resolve according to the party of the candidate who wins the OR-05 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the OR-05 House seat?

This market will resolve according to the winner of the Democratic Primary for Governor of Colorado, scheduled to take place on June 30, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off.

If no 2026 Colorado Gubernatorial Democratic Primary takes place, this market will resolve to “Other.”

The resolution source for this market will be the first official announcement of the results from the Colorado Democratic Party; however, an overwhelming consensus of credible reporting may suffice.

Will Michael Bennet win the 2026 Colorado Governor Democratic primary election?

This market will resolve according to the winner of the 2026 midterm Oregon U.S. Senate election, inclusive of any run-offs.

A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.

Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.

The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.

Will the Democrats win the Oregon Senate race in 2026?

This market will resolve to “Yes” if the “Yes” option for 'Gavin Newsom' in the "Democratic Presidential Nominee 2028" market  (https://polymarket.com/event/democratic-presidential-nominee-2028?tid=1764680585562) is priced over the listed value for a majority of minutes during any four-hour period ending by December 31, 2025, 11:59 PM ET or earlier. Otherwise, this market will resolve to “No”.

A tie in the number of minutes will resolve to "No".

If the underlying market resolves prior to this market, this market will immediately resolve in accordance with the underlying market’s final outcome.

The resolution source will be the underlying minute-level price data for the “Democratic Presidential Nominee 2028” market, which can be viewed using the bar chart on https://derivative.polymarket.com/index/odds-of-newsom-dem-pres-nominee-over-40-by-december-31 or through the “Resolution” tab with the time set to show the four-hour window. Both interfaces display the same underlying data.

Note: This market will resolve according to the price scoring methodology of derivative.polymarket.com.


Odds of Newsom Dem Pres Nominee over 40% by December 31?

This market will resolve according to the party of the candidate who wins the PA-10 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the PA-10 House seat?

This market will resolve according to the winner of the Democratic Primary for Governor of Oregon, scheduled to take place on May 19, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off.

If no 2026 Oregon Gubernatorial Democratic Primary takes place, this market will resolve to “Other.”

The resolution source for this market will be the first official announcement of the results from the Oregon Democratic Party; however, an overwhelming consensus of credible reporting may suffice.

Will Christine Drazan win the 2026 Oregon Governor Republican primary election?

This market will resolve according to the party of the candidate who wins the CO-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the CO-08 House seat?

This market will resolve according to the party of the candidate who wins the CO-03 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

If no winner is announced by November 4, 2026, 11:59PM ET, this market will resolve to "Other".

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the CO-03 House seat?

This market will resolve according to the winner of the 2026 midterm Colorado U.S. Senate election, inclusive of any run-offs.

A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.

Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.

The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.

Will the Democrats win the Colorado Senate race in 2026?

This market will resolve according to the candidate who receives the most votes in the primary, regardless of party, to contest the seat for California's 11th congressional district in the U.S. House of Representatives in the 2026 midterm elections. The California primary is scheduled to take place on June 2, 2026.

If no nominee is announced by November 3, 2026, 11:59PM ET, this market will resolve to "Other".

The resolution source for this market will be a consensus of official sources, including https://www.sos.ca.gov/.

Any replacement of the nominee before election day will not change the resolution of the market.

Will Scott Wiener receive the most votes in the CA-11 primary?

This market will resolve according to the winner of the Republican Primary for Governor of Colorado, scheduled to take place on June 30, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off.

If no 2026 Colorado Gubernatorial Republican Primary takes place, this market will resolve to “Other.”

The resolution source for this market will be the first official announcement of the results from the Colorado Republican Party; however, an overwhelming consensus of credible reporting may suffice.

Will Barbara Kirkmeyer win the 2026 Colorado Governor Republican primary election?

This market will resolve to "Yes" if a ballot initiative is certified to appear on the official statewide California ballot for the November 3, 2026 election, that proposes a one-time tax targeting individuals, households, or family units with wealth, assets, or net worth of at least $1 billion (USD or equivalent), by June 25, 2026, 11:59 PM ET (the official cutoff date for new initiatives to be approved). Otherwise, this market will resolve to "No".

Certification means the initiative is officially approved by the California Secretary of State for a statewide ballot.

The primary resolution source will be official information from the government of California. If unavailable, a consensus of credible reporting may be used. 

Billionaire one-time wealth tax on California ballot?

This market will resolve according to the party of the candidate who wins the PA-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the PA-01 House seat?

This market will resolve according to the party of the candidate who wins the TX-15 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the TX-15 House seat?

This market will resolve according to the party of the candidate who wins the MT-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the MT-01 House seat?

This market will resolve according to the party of the candidate who wins the TX-35 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the TX-35 House seat?

This market will resolve to "Yes" if a constitutional amendment establishing term limits for members of the United States Congress is ratified by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No."

The resolution source will be a consensus of credible reporting. 

Congressional term limits in 2025? 

This market will resolve according to the result of the 2026 United States midterm elections.

A party will be considered to have 'control' of the House of Representatives, if they win a majority of voting seats.

A party will be considered to have 'control' of the Senate if they have more than half of the voting Senate members, or half of the voting Senate members and the Vice President.

A candidate's party is determined by their ballot-listed or otherwise identifiable affiliation with that party at the time the 2026 United States midterm elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican Parties will be considered a member of one of these parties based on the party that they most recently expressed their intent to caucus with at the time the 2026 United States midterm elections are conclusively called by this market's resolution sources.

If control of the House is ambiguous given the above rules, this market will resolve according to the party affiliation of the first Speaker of the US House who is selected following the 2026 United States midterm elections. 

If control of the Senate is ambiguous given the above rules, this market will resolve according to the party affiliation of the first Majority Leader of the US Senate who is selected following the 2026 United States midterm elections.

The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called winners of the House and Senate in the 2026 United States midterm elections. If all three sources do not achieve consensus in calling the relevant races for this market, it will resolve based on the official certification.

2026 Balance of Power: R Senate, D House

This market will resolve according to the party of the candidate who wins the NC-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the NC-01 House seat?

This market will resolve to “Yes” if, between the Republican Party and the Democratic Party, the Republican Party becomes the favorite in the "Which party will win the House in 2026?" market (https://polymarket.com/event/which-party-will-win-the-house-in-2026?tid=1764045739181) for any four-hour period ending by March 31, 2026, 11:59 PM ET or earlier. Otherwise, this market will resolve to “No”.

The Republican Party will be considered to have become the favorite for any four-hour period if it is ahead of the Democratic Party in more individual minutes than the Democratic Party is ahead of the Republican Party during a qualifying time period.

A tie in the number of minutes will not qualify.

The resolution source will be the underlying minute-level price data for the “Which party will win the House in 2026?” market, which can be viewed using the bar chart on https://derivative.polymarket.com/index/will-the-republicans-flip-the-democrats-for-the-2026-us-house-elections-by or through the “Resolution” tab with the time set to show the four-hour window. Both interfaces display the same underlying data.

Note: This market will resolve according to the price scoring methodology of derivative.polymarket.com.

2026 U.S. House election: Republicans flip the Democrats by March 31?

This market will resolve according to the party of the candidate who wins the WI-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the WI-01 House seat?

This market will resolve according to the party of the candidate who wins the NC-11 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the NC-11 House seat?

This market will resolve according to the party of the candidate who wins the PA-07 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the PA-07 House seat?

This market will resolve according to the party of the candidate who wins the IN-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the IN-01 House seat?

This market will resolve according to the party of the candidate who wins the NV-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the NV-01 House seat?

This market will resolve to “Yes” if, between the Democratic Party and the Republican Party, the Democratic Party becomes the favorite in the "Which party will win the Senate in 2026?" market (https://polymarket.com/event/which-party-will-win-the-senate-in-2026?tid=1764796601244) for any four-hour period ending by March 31, 2026, 11:59 PM ET or earlier. Otherwise, this market will resolve to “No”.

The Democratic Party will be considered to have become the favorite for any four-hour period if it is ahead of the Republican Party in more individual minutes than the Republican Party is ahead of the Democratic Party during a qualifying time period.

A tie in the number of minutes will not qualify.

The resolution source will be the underlying minute-level price data for the “Which party will win the Senate in 2026?” market, which can be viewed using the bar chart on https://derivative.polymarket.com/index/2026-us-senate-election-democrats-flip-republicans-by or through the “Resolution” tab with the time set to show the four-hour window. Both interfaces display the same underlying data.

Note: This market will resolve according to the price scoring methodology of derivative.polymarket.com.

2026 U.S. Senate Election: Democrats flip Republicans by March 31?

This market will resolve to "Yes" if the listed candidate wins the 2025 special election for Texas's 18th Congressional District to replace former Representative Sylvester Turner. Otherwise, this market will resolve to "No". 

In the event of a runoff, this market's resolution will be based on the runoff's outcome. 

The primary resolution source for this market will be information from the State of Texas; however, a consensus of credible reporting will also be used.

Will Christian Menefee win TX-18 Special Election?

This market will resolve according to the party of the candidate who wins the PA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the PA-08 House seat?

This market will resolve according to the party of the candidate who wins the MI-10 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Republican Party win the MI-10 House seat?

This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the CO-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on June 30, 2026.

If no nominee is announced by November 3, 2026, 11:59PM ET, this market will resolve to "Other".

The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/.

Any replacement of the nominee before election day will not change the resolution of the market.

Will Shannon Bird be the Democratic nominee for CO-08?

This market will resolve according to the party of the candidate who wins the AZ-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the AZ-01 House seat?

This market will resolve according to the party of the candidate who wins the VA-10 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the VA-10 House seat?

This market will resolve according to the party of the candidate who wins the NV-04 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the NV-04 House seat?

This market will resolve according to the party of the candidate who wins the NJ-05 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the NJ-05 House seat?

This market will resolve according to the party of the candidate who wins the TX-34 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the TX-34 House seat?

This market will resolve according to the party of the candidate who wins the PA-17 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the PA-17 House seat?

This market will resolve according to the party of the candidate who wins the TX-32 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the TX-32 House seat?

This market will resolve according to the party of the candidate who wins the UT-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.

​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Will the Democratic Party win the UT-01 House seat?

This market will resolve to "Yes" if Gavin Newsom is no longer serving as Governor of California for any length of time between January 13 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

An announcement of Gavin Newsom's resignation/removal before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect.

This market's resolution source will be a consensus of credible reporting.


California Prop 50 winning margin?

<26%
$107,427 Vol.
No

26–27%
$45,897 Vol.
No

27–28%
$89,936 Vol.
No

28–29%
$202,248 Vol.
Yes

>29%
$90,265 Vol.
No

Market Context

California Prop 50 winning margin?

Rules

California Prop 50 winning margin?

Market Context

California Prop 50 winning margin?

About

Related

California Prop 50 winning margin?

<26%$107,427 Vol.Nocircle xmark

26–27%$45,897 Vol.Nocircle xmark

27–28%$89,936 Vol.Nocircle xmark

28–29%$202,248 Vol.Yescircle check

>29%$90,265 Vol.Nocircle xmark

Market Context

California Prop 50 winning margin?

Rules

California Prop 50 winning margin?

Market Context

California Prop 50 winning margin?

About

Related

<26%
$107,427 Vol.
No

26–27%
$45,897 Vol.
No

27–28%
$89,936 Vol.
No

28–29%
$202,248 Vol.
Yes

>29%
$90,265 Vol.
No