Incumbent Democrat Jim Costa seeks re-election in California's 21st district, which shifted leftward after Proposition 50 redistricting and now carries a D+5 partisan voting index. This structural change, combined with Costa's established fundraising edge and moderate profile in the Central Valley, underpins the strong trader consensus favoring a Democratic hold. Multiple Republican challengers have entered, yet the seat's electoral math and primary dynamics limit their path. With the June primary approaching and the general election still months away, the market reflects the district's transformed demographics and incumbency advantages rather than any singular recent event.
Polymarket ডেটা রেফারেন্স করে পরীক্ষামূলক AI-জেনারেটেড সারাংশ। এটি ট্রেডিং পরামর্শ নয় এবং এই মার্কেট কীভাবে রেজলভ হয় তাতে কোনো ভূমিকা রাখে না। · আপডেটেডCA-21 House Election Winner
Democratic Party
88%
Republican Party
12%
Democratic Party
88%
Republican Party
12%
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/).
মার্কেট ওপেন হয়েছে: Jan 28, 2026, 12:08 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...Incumbent Democrat Jim Costa seeks re-election in California's 21st district, which shifted leftward after Proposition 50 redistricting and now carries a D+5 partisan voting index. This structural change, combined with Costa's established fundraising edge and moderate profile in the Central Valley, underpins the strong trader consensus favoring a Democratic hold. Multiple Republican challengers have entered, yet the seat's electoral math and primary dynamics limit their path. With the June primary approaching and the general election still months away, the market reflects the district's transformed demographics and incumbency advantages rather than any singular recent event.
Polymarket ডেটা রেফারেন্স করে পরীক্ষামূলক AI-জেনারেটেড সারাংশ। এটি ট্রেডিং পরামর্শ নয় এবং এই মার্কেট কীভাবে রেজলভ হয় তাতে কোনো ভূমিকা রাখে না। · আপডেটেড
বাহ্যিক লিংক থেকে সাবধান।
বাহ্যিক লিংক থেকে সাবধান।
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