U.S. Senate · Connecticut

Sen. Richard Blumenthal

Democrat Serving since Jan. 5, 2011Term ends Jan. 3, 2029Missed 1% of votes (11 of 915) · How this is measured

Where they sit

Seated by voting record in the Senate. Percentiles run from 0 (most liberal) to 100 (most conservative).

How this is measured →
Blumenthal
← Most liberalThe aisleMost conservative →
Votes with DemocratsCrosses party linesVotes with Republicans

Richard Blumenthal's seat is marked. Seats run from most liberal (left) to most conservative (right). Color shows how often each member crosses party lines toward the middle on votes that divide the parties: solid blue or red means almost never, and purple means on at least 1 in 10 of those votes. Gray seats are members too new to score. How this is measured

All of Congress16thpercentile
More liberal than 84% of all members of Congress.
Most liberalMost conservative
85th most liberal of 531
Democrats in Congress33rdpercentile
More liberal than 67% of Democrats in Congress.
Most liberalMost conservative
85th most liberal of 259
The Senate13thpercentile
More liberal than 86% of Senate members.
Most liberalMost conservative
14th most liberal of 100

This score measures who votes with whom. A member who votes no because a bill goes too far, or not far enough, can look more moderate than their views.

With their party and with the President

How this is measured →
Votes with own party
99%
Q1 2025: 98% → Q3 2026: 98%

Higher than 35 of 47 Senate Democrats.

Actual99%
Expected96%
Difference+2 pts

Expected is the typical score for senators of the same party whose states voted like this one for president in 2024.

Democrats Republicans 65%100%

Each line is one Senate member, grouped by party. The dot is Richard Blumenthal. The dark line is what we'd expect given how this state voted for president in 2024.

On 829 votes that split the partiesReal votes only: 98%See the 829 votes
How this is measured
Votes with the President
5%all votes
Q1 2025: 8% → Q3 2026: 8%

Lower than 34 of 47 Senate Democrats.

Actual5%
Expected8%
Difference−3 pts

Expected is the typical score for senators of the same party whose states voted like this one for president in 2024.

Democrats Republicans 0%100%

Each line is one Senate member, grouped by party. The dot is Richard Blumenthal. The dark line is what we'd expect given how this state voted for president in 2024.

Based on 304 votes15% on legislation onlySee the 304 votes
How this is measured

Where they broke ranks

Votes where Richard Blumenthal went against most of their party or against the President's stated position.

Every vote

Every roll call in the Senate this Congress, with how Richard Blumenthal voted, how their party voted and the President's position.

How this is measured
DateVoteTheir voteMost of their partyPresident wantedResult
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A dash means the parties didn't split on that vote, or the President took no public position before it. “Party-line” and “President took a position” list exactly the votes each score counts: the ones cast Yes or No. Missed votes don't count either way and are under “Missed”.

Votes most like

Richard Blumenthal and Christopher Murphy voted the same way on 96% of votes.

How Connecticut voted for president in 2024

Harris 56.4%Trump 41.9%

Issue by issue

How often Richard Blumenthal votes with their party, and with the President, on each kind of issue. Issues are the policy areas Congress assigns to each bill. "With their party" counts only votes where most Democrats and most Republicans voted on opposite sides; "With the President" counts only votes where he took a public position first.

Richard Blumenthal sides with their party least often on International Affairs (84%).

Richard BlumenthalAverage for Senate Democrats
  1. International Affairs 84%Average 93% · 31 votes on International Affairs
  2. Immigration 94%Average 95% · 34 votes on Immigration
  3. Economics and Public Finance 99%Average 98% · 184 votes on Economics and Public Finance
  4. Nominations 100%Average 94% · 439 votes on Nominations
  5. Environmental Protection 100%Average 99% · 18 votes on Environmental Protection
  6. Finance and Financial Sector 100%Average 87% · 19 votes on Finance and Financial Sector
  7. Public Lands and Natural Resources 100%Average 99% · 15 votes on Public Lands and Natural Resources
  8. Energy 100%Average 98% · 13 votes on Energy
  9. Government Operations and Politics 100%Average 99% · 13 votes on Government Operations and Politics
  10. Transportation and Public Works 100%Average 100% · 12 votes on Transportation and Public Works
  11. Congress 100%Average 100% · 12 votes on Congress
  12. Foreign Trade and International Finance 100%Average 100% · 6 votes on Foreign Trade and International Finance
  13. Armed Forces and National Security 100%Average 97% · 10 votes on Armed Forces and National Security
  14. Taxation 100%Average 77% · 7 votes on Taxation

Fewer than 5 party-line votes, so not charted: Sports and Recreation (4 votes), Health (4 votes), Emergency Management (2 votes), Science, Technology, Communications (2 votes), Education (2 votes), Crime and Law Enforcement (1 vote), Families (1 vote).

Bipartisan bills led

7 passed their chamber · 3 became law

How this is measured →
How far each bill got:IntroducedPassed one chamberPassed both chambersBecame law

Contact and committees

Contact

D.C. office phone
202-224-2823
Office
503 Hart Senate Office Building Washington DC 20510
Official website
www.blumenthal.senate.gov
Contact form
www.blumenthal.senate.gov

Committees

  • Committee on Veterans' Affairs Ranking member
  • Committee on Armed Services
    3 subcommittees
    • Airland
    • Personnel
    • Seapower
  • Committee on Homeland Security and Governmental Affairs
    2 subcommittees
    • Permanent Subcommittee on Investigations Ranking member
    • Disaster Management, District of Columbia, and Census
  • Committee on the Judiciary
    4 subcommittees
    • Antitrust, Competition Policy, and Consumer Rights
    • Crime and Counterterrorism
    • Federal Courts, Oversight, Agency Action, and Federal Rights
    • Privacy, Technology, and the Law
  • United States Senate Caucus on International Narcotics Control

Committee data: the congress-legislators project (public domain), refreshed with every update. Chair and ranking-member roles as published there.

Votes: Voteview (UCLA). Bills: Congress.gov. President's positions: our public list. 2024 results by district: The Downballot. How this is measured · Corrections

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