Connecticut's 1st congressional district carries a D+12 partisan voter index, reflecting consistent Democratic advantages in presidential and House voting that underpin the 94.5% implied probability for the Democratic nominee. Luke Bronin defeated longtime incumbent John Larson in the August 11 Democratic primary, securing the nomination in an open-seat contest against Republican Amy Chai. Forecasters rate the race Solid or Safe Democratic based on the district's Hartford-area demographics and historical margins exceeding 20 points. A late national Republican surge, unusually low Democratic turnout, or unforeseen controversy surrounding Bronin could narrow the gap, though such shifts would need to overcome the structural lean established in recent cycles.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedCT-01 House Election Winner
Democratic Party
95%
Republican Party
6%
Democratic Party
95%
Republican Party
6%
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...Connecticut's 1st congressional district carries a D+12 partisan voter index, reflecting consistent Democratic advantages in presidential and House voting that underpin the 94.5% implied probability for the Democratic nominee. Luke Bronin defeated longtime incumbent John Larson in the August 11 Democratic primary, securing the nomination in an open-seat contest against Republican Amy Chai. Forecasters rate the race Solid or Safe Democratic based on the district's Hartford-area demographics and historical margins exceeding 20 points. A late national Republican surge, unusually low Democratic turnout, or unforeseen controversy surrounding Bronin could narrow the gap, though such shifts would need to overcome the structural lean established in recent cycles.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated

Beware of external links.
Beware of external links.
Frequently Asked Questions