Incumbent Democrat Jim Costa anchors strong trader consensus in California's 21st congressional district, where the Central Valley seat carries a D+6 partisan lean based on recent presidential voting after mid-decade redistricting. Major forecasters rate the race Likely Democratic, reflecting the district's voter registration edge and Costa's established fundraising lead over multiple Democratic primary challengers ahead of the June 2 top-two primary. Republican candidates appear limited in resources and visibility, narrowing any path to general election success on November 3. This positioning explains the current implied probabilities, as traders weigh the structural advantages for the Democratic nominee against the broader 2026 midterm environment where the party out of power typically gains ground.
Resumen experimental generado por IA con datos de Polymarket. Esto no es asesoramiento de trading y no influye en cómo se resuelve este mercado. · ActualizadoCA-21 Ganador de las elecciones de la Cámara
Partido Demócrata
88%
Partido Republicano
12%
Partido Demócrata
88%
Partido Republicano
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/).
Mercado abierto: 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 anchors strong trader consensus in California's 21st congressional district, where the Central Valley seat carries a D+6 partisan lean based on recent presidential voting after mid-decade redistricting. Major forecasters rate the race Likely Democratic, reflecting the district's voter registration edge and Costa's established fundraising lead over multiple Democratic primary challengers ahead of the June 2 top-two primary. Republican candidates appear limited in resources and visibility, narrowing any path to general election success on November 3. This positioning explains the current implied probabilities, as traders weigh the structural advantages for the Democratic nominee against the broader 2026 midterm environment where the party out of power typically gains ground.
Resumen experimental generado por IA con datos de Polymarket. Esto no es asesoramiento de trading y no influye en cómo se resuelve este mercado. · Actualizado
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