John B. Larson

Representative from Connecticut

HOUSEDEMOCRAT1999–nowID L000557

LegislationHEADLINE

97%with Dems

of 10,068 votes

Nominations

—with Dems

of 0 · confirmations only

All contested

97%with Dems

of 10,068 · both combined

Steepest move

+4 pts

2001 → 2003

still a Democrat

Career arc

Legislation leads. Each point is one Congress: how often they sided with the Democratic majority on contested bills, resolutions and amendments.

100%75%50%25%0%sides with Democrats ↑sides with Republicans ↓19992005201120172023

2025–26119th Congress

Sat as a Democrat

99.1%with Democrats

of 460 contested votes

Votes for this Congress are open below

Steepest move: 2001 → 2003, +4 pts — while still a Democrat.

Sat as a DemocratSat as a RepublicanVotes available below

Votes

DateBillVoteTypeCastSided with

Sep 16, 2026S. 2403Retire through Ownership ActLEGISLATIONYEABOTH · NOT SCORED

Sep 16, 2026H.R. 9497Water Resources Development ActLEGISLATIONYEABOTH · NOT SCORED

Sep 16, 2026H.R. 9340Ratepayer Protection ActLEGISLATIONYEABOTH · NOT SCORED

Full textRatepayer Protection ActParty majoritiesDemocrats Yea · Republicans YeaCounts toward scoreNo — both party majorities voted Yea.

Where this lands

YEAVoted with both majorities — not scored

Open roll call

Sep 16, 2026H.J.Res. 213Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule issued by the Environmental Protection Agency relating to the “California State Nonroad Engine Pollution Control Standards; Commercial Harbor Craft Regulations; Notice of Decision”LEGISLATIONNAYDEM MAJORITY

Sep 16, 2026H.R. 10326PROOF ActLEGISLATIONNAYDEM MAJORITY

Sep 16, 2026H.R. 9576National Fraud Enforcement Division ActLEGISLATIONYEABOTH · NOT SCORED

Sep 16, 2026H.R. 5334An Act to amend the Internal Revenue Code of 1986 to allow early childhood educators to take the educator expense deduction, and for other purposesLEGISLATIONNAYDEM MAJORITY

Sep 15, 2026H.Con.Res. 93Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with IranLEGISLATIONYEADEM MAJORITY

Sep 15, 2026H.J.Res. 210Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to “California State Nonroad Engine Pollution Control Standards; Ocean-Going Vessels At-Berth; Notice of Decision”LEGISLATIONNAYDEM MAJORITY

9 most recent roll calls shown · 460 contested votes scored in the 119th CongressAll votes this Congress →

By policy area

career · legislation

Congress99.2% · 2,652 votes

Economics and Public Finance96.1% · 2,113 votes

Armed Forces and National Security94.1% · 742 votes

Government Operations and Politics98.4% · 445 votes

Energy97.8% · 404 votes

Finance and Financial Sector96.4% · 337 votes

Public Lands and Natural Resources98% · 295 votes

Taxation96.4% · 274 votes

Health95.9% · 271 votes

Environmental Protection98.5% · 259 votes

Crime and Law Enforcement95.7% · 208 votes

International Affairs96.6% · 206 votes

Labor and Employment97.9% · 190 votes

Emergency Management98.4% · 182 votes

Transportation and Public Works98.3% · 175 votes

Education99.4% · 173 votes

Agriculture and Food96.1% · 127 votes

Law96% · 126 votes

Immigration99% · 101 votes

Housing and Community Development100% · 97 votes

Science, Technology, Communications96.9% · 96 votes

Commerce93.2% · 74 votes

Foreign Trade and International Finance83.6% · 55 votes

Water Resources Development100% · 54 votes

Native Americans97.4% · 38 votes

Civil Rights and Liberties, Minority Issues97.3% · 37 votes

Animals96.4% · 28 votes

Social Welfare100% · 28 votes

Families100% · 18 votes

Commemorations82.4% · 17 votes

Too few contested votes to score

Arts, Culture, Religion— · 3 votes

Sports and Recreation— · 2 votes

They also voted in 1 area where the parties never split, so there is nothing to score — never on a contested question: Social Sciences and History.

Blue is the share of votes siding with the Democratic majority; the tick marks 50%.

Service record

14 Congresses

106th · 1999119th · 2025

Democrat · House · CT106th–119th

Term datesexact

John B. Larson

Representative from Connecticut

HOUSED1999–now14 CONGRESSES

Compare

LegislationHEADLINE

97.2%with Democrats

of 10,068 votes · 2.8% with Republicans

Nominations—of 0 votes

All contested97%of 10,068 · combined

Steepest move+4 pts2001→03, as a Democrat

Career arc

10050019992025

2025–26 · 119th · Democrat · of 460 votes99.1%

Legislation leads. Tap a point to read that Congress.

Votes

Democratic majorityYea

Republican majorityYea

Counts toward scoreNo

Open roll call

Latest 6 shown · 460 contested votes scored in the 119th

By policy area

career

Congress99.2% · 2,652

Economics and Public Finance96.1% · 2,113

Armed Forces and National Security94.1% · 742

Government Operations and Politics98.4% · 445

Energy97.8% · 404

Finance and Financial Sector96.4% · 337

Public Lands and Natural Resources98% · 295

Taxation96.4% · 274

Health95.9% · 271

Environmental Protection98.5% · 259

Crime and Law Enforcement95.7% · 208

International Affairs96.6% · 206

Labor and Employment97.9% · 190

Emergency Management98.4% · 182

Transportation and Public Works98.3% · 175

Education99.4% · 173

Agriculture and Food96.1% · 127

Law96% · 126

Immigration99% · 101

Housing and Community Development100% · 97

Science, Technology, Communications96.9% · 96

Commerce93.2% · 74

Foreign Trade and International Finance83.6% · 55

Water Resources Development100% · 54

Native Americans97.4% · 38

Civil Rights and Liberties, Minority Issues97.3% · 37

Animals96.4% · 28

Social Welfare100% · 28

Families100% · 18

Commemorations82.4% · 17

Arts, Culture, Religion— · 3

Sports and Recreation— · 2

Also voted in 1 area where the parties never split — never on a contested question: Social Sciences and History.

Service record

106th · 1999119th · 2025

Democrat106th–119th

Party switchers

John Alexander LoganD→R · IL · 40th Wesley Wade WatkinsD→R · OK · 105th Ben Nighthorse CampbellD→R · CO · 104th