Incumbent Democrat Jim Costa, a longtime Central Valley representative first elected in 2004, advanced from the June 2, 2026 primary to face Republican Kyle Kirkland in the November general election for California's 21st congressional district. Post-2025 redistricting under Proposition 50 shifted the seat slightly leftward, with the district now leaning Democratic by roughly five to six points based on recent presidential voting patterns. Costa's 2024 reelection margin of 52.6% and strong primary performance reflect his established base among moderate voters in the Fresno and Bakersfield areas. Nonpartisan forecasts rate the race Likely Democratic, consistent with trader pricing that assigns the Democratic nominee an 87.5% implied probability of victory. The Republican nominee faces structural challenges in a district without a recent GOP hold, though turnout dynamics in this agricultural region could influence the final margin.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertCA-21 Wahlsieger
Demokratische Partei
88%
Republikanische Partei
12%
Demokratische Partei
88%
Republikanische Partei
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/).
Markt eröffnet: 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, a longtime Central Valley representative first elected in 2004, advanced from the June 2, 2026 primary to face Republican Kyle Kirkland in the November general election for California's 21st congressional district. Post-2025 redistricting under Proposition 50 shifted the seat slightly leftward, with the district now leaning Democratic by roughly five to six points based on recent presidential voting patterns. Costa's 2024 reelection margin of 52.6% and strong primary performance reflect his established base among moderate voters in the Fresno and Bakersfield areas. Nonpartisan forecasts rate the race Likely Democratic, consistent with trader pricing that assigns the Democratic nominee an 87.5% implied probability of victory. The Republican nominee faces structural challenges in a district without a recent GOP hold, though turnout dynamics in this agricultural region could influence the final margin.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert
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