Race Rating
Safe or unrated
Cook/270toWin 2026
Partisan lean: Safe Democratic or unrated
General Election
Voters choose the office holder.
Compare the candidates' saved odds and fundraising. Updated .
| Candidate | Saved odds | Funds raised |
|---|---|---|
| 99% | $3.07M | |
| 1% | $20.8K |
Prices saved with this edition; no automatic updates.
Total volume
$6.5K
24h volume
$33
source: Kalshi
Structural race context from reviewed jurisdiction data
Connecticut 1st District · US House
Race Rating
Safe or unrated
Cook/270toWin 2026
Partisan lean: Safe Democratic or unrated
Seat Dynamics
Incumbent defense
Incumbent: John B. Larson (D)
Election Rules
Primary Aug 11, 2026
Runoff: No
General: Nov 3, 2026
Sources reviewed May 2, 2026 · Office of the Clerk · 270toWin/Cook · 270toWin · NCSL
Important voting dates, registration deadlines and prediction market closing times.
November
TUE 3
Connecticut 2026 general election
November
FRI 6
Prediction market closes
Recent reporting and announcements directly related to this race and its candidates.
Luke Bronin upset longtime Rep. John Larson in the Connecticut-1 Democratic primary, taking about 54% of the vote. Bronin had also won the party endorsement earlier, and the primary field included Ruth Fortune and Jillian Gilchrest. The result changes the Democratic nominee, but not the district’s underlying partisan lean. Bronin’s primary win likely shifts the Democratic nomination to a new candidate, but the district remains the same party’s to lose. The general-election market impact is probably limited unless the nominee change alters turnout or crossover support.
18 primaries coming up on August 11 for governor, Congress, state legislature, and more
We asked our three writers: Is Platner just what the Democratic Party needs right now to take back the Senate? Or is he a disaster-in-waiting for the party?
Tuesday will finally end months of speculation and reveal which party will control Congress for the next two years, setting the tone for President Trump's lame-duck years in the White House.

The Democratic primary for governor in Wisconsin was neck-and-neck early Wednesday morning, with democratic socialist state lawmaker Francesca Hong and moderate Milwaukee County Executive David Crowley separated by less than a percentage point.

Collins is seeking her sixth term with sky-high name recognition, a record-breaking run of consecutive Senate votes, and a history of bringing back federal funding for her state for years.

AIPAC has been writing checks to sustain that corruption, donating to members of Congress to guarantee nothing changes.
Voter registration data reveals where Republicans have lost, and gained, ground over the past year with Trump back in office.

All eyes are on New England as voters prepare to head to the polls Tuesday. High-stakes U.S. Senate and governor's races, along with controversial ballot...
Ruth Fortune secured a spot on the Democratic primary ballot for Connecticut's 1st Congressional District on Monday.
Former Hartford mayor Luke Bronin has officially won the Democratic endorsement for the CT-01 primary. He defeated 28-year incumbent Rep. John Larson, who has...

L. BroninLuke Bronin
A. ChaiAmy ChaiSource: FEC
These are market contract results, not election calls or vote totals. News, polls, prices and charts remain as captured.
Observation saved Nov 4, 2026, 11:35 AM UTC. No automatic updates.
All preserved contracts have verified final results.
Will Democratic win the House race for CT-01?
Final: Yes
Settled Nov 4, 2026, 5:24 AM UTC
Will Republican win the House race for CT-01?
Final: No
Settled Nov 4, 2026, 5:24 AM UTC