Melat Kiros secured the Democratic nomination for Colorado’s 1st Congressional District after defeating 15-term incumbent Diana DeGette in the June 30, 2026 primary by roughly 13 points, positioning her as the clear frontrunner in a district that has favored Democrats by margins exceeding 50 points in recent cycles. The Denver-based seat’s strong partisan lean, combined with limited Republican resources and Christy Peterson’s low-profile campaign, has produced the current trader consensus reflected in the market odds. An independent candidate and minor-party entrants remain on the ballot, but none have demonstrated the organizational or financial capacity to mount a credible challenge. Late developments such as a major scandal, health event, or unexpected turnout surge would be required to alter the trajectory before the November 3 general election.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedCO-01 House Election Winner
$43,254 Vol.
$43,254 Vol.
Melat Kiros (D)
97%
Christy Peterson (R)
2%
$43,254 Vol.
$43,254 Vol.
Melat Kiros (D)
97%
Christy Peterson (R)
2%
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/).
Market Opened: Jan 28, 2026, 10:30 AM ET
Resolver
0x2f5e3684c...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/).
Resolver
0x2f5e3684c...Melat Kiros secured the Democratic nomination for Colorado’s 1st Congressional District after defeating 15-term incumbent Diana DeGette in the June 30, 2026 primary by roughly 13 points, positioning her as the clear frontrunner in a district that has favored Democrats by margins exceeding 50 points in recent cycles. The Denver-based seat’s strong partisan lean, combined with limited Republican resources and Christy Peterson’s low-profile campaign, has produced the current trader consensus reflected in the market odds. An independent candidate and minor-party entrants remain on the ballot, but none have demonstrated the organizational or financial capacity to mount a credible challenge. Late developments such as a major scandal, health event, or unexpected turnout surge would be required to alter the trajectory before the November 3 general election.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated


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