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U.S. Representative · Connecticut 1st District
John B. Larson
DemocratDistrict D+12119th CongressOn the ballot 2026
Typical swing score29#320 of 433 representatives across tracked bills
Contact John B. Larson’s office
Official D.C. office details from the congress-legislators datasetWashington, D.C. office1501 Longworth House Office Building Washington DC 20515-0701
Model
Directional: count only breaks toward the other partyWhy do scores change?v3default (selected)v2 model swing-v2
Signals to watch
What in this member’s district, record and ideology could move them, and in which direction. Their score is the same on every bill they haven’t committed to, so these are the things to watch.Could pull them toward Republicans · 1 signal
- StrongBacks 8 Republican-led tracked billsSponsor or active cosponsor of 8 of the 865 tracked bills that were introduced by Republicans: H.R. 452, H.R. 842, H.R. 909, H.R. 979, H.R. 1262 and 3 more.
Keeps them with Democrats · 1 signal
- MediumVotes with House DemocratsNo ideology or scorecard measure places this member toward the Republicans: DW-NOMINATE -0.396 (party median -0.393; rank 108 of 212 by distance toward the Republicans); Heritage Action 0 (avg 1); LCV 97 (avg 96).
Bill-specific inputsVotes on similar past bills and committee seats vary by bill, so they appear in the swing-v3 scores below rather than here.
Term and election
From the congress-legislators datasetOn the ballot 2026
- Current term
- January 3, 2025 – January 3, 2027
- Next election
- November 3, 2026
- Years in office
- 27.8 years
Committees
Seats on a bill’s committee of referral add a in swing-v3- House Committee on Ways and MeansMinority · 4th in seniority
- Subcommittee on Social SecurityRanking Member
- Subcommittee on Trade
Voting ideology
first dimension, from VoteviewD median
R median
Larson← More liberal (−1)More conservative (+1) →
Their score of -0.396 is 0.00 to the left of the House Democratic median (-0.393).
Advocacy scorecards
Their rating vs. the House Democratic average- 119th Congress0House Democratic average: 1 (n=210)
Swing score by bill
swing-v3 · a bill marks a member as committed to itShowing 51–100 of 858 tracked bills, best swing first
| Bill | Their role | Swing score · | |
|---|---|---|---|
| H.R. 1045Utah Wildfire Research Institute Act of 2025Summary on Congress.gov | No position yetNow in the Senate | 38
| Middle |
| H.R. 1276To remove restrictions from a parcel of land in Paducah, Kentucky. |