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Member brief · 119th Congress

Sen. Susan M. Collins

R · Republican · U.S. Senator, Maine1

In Congress
Since 1997 · 29 years
 Next election
Nov 3, 2026
 Committee leadership
Chairman, Appropriations
Chairman, State, Foreign Operations, and Related Programs

CommitteesChairman, Appropriations; Health, Education, Labor, and Pensions; Senate Select Committee on Intelligence2

Participation3

100 / 100

Chamber median 98
915 of 915 roll calls

Party unity3

83 / 100

Chamber median 99
on 840 party-line votes

Cross-party agreement3

24 / 100

Chamber median 9
on 893 contested votes

Ideology score4

+0.12

Chamber median +0.32
−1 left · +1 right

Notable votes and votes by issue

In the full brief: five notable recent votes chosen by a fixed rule (most recent breaks with party first), each with the member’s vote, the party’s position and a source, plus how often Collins votes with the party on each issue.

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Votes most like5

R Lisa Murkowski AK 89% of 856
R Dan Sullivan AK 86% of 867
R Chuck Grassley IA 86% of 870

Share of roll calls both voted on where they voted the same way.

Next race

Nov 3, 2026 · On the November ballot7

On the ballot against them

Phillip RenchIndependent
Troy JacksonDemocratic

Data as of Oct 5, 2026 · votes through Sep 30, 2026 · Method: https://oathstar.com/methodology · Live profile: https://oathstar.com/member/susan-m-collins

  1. 1. Member record and terms: congress.gov; unitedstates/congress-legislators, retrieved 2026-10-05. www.congress.gov/member/C001035
  2. 2. Committees: unitedstates/congress-legislators, retrieved 2026-10-05. github.com/unitedstates/congress-legislators
  3. 3. Participation, party unity, cross-party agreement, votes by issue: Oathstar from Voteview roll calls, 119th Congress, retrieved 2026-10-05. voteview.com/person/49703
  4. 4. Ideology: DW-NOMINATE first dimension, Voteview, 119th Congress. voteview.com/person/49703
  5. 5. Votes most like: Oathstar from Voteview roll calls, 119th Congress. voteview.com/data
  6. 6. Candidates: FEC filings, 2026 ME-SENATE race, retrieved 2026-10-05. www.fec.gov/data/elections/senate/ME/2026/
  7. 7. November ballot: https://en.wikipedia.org/wiki/2026_United_States_Senate_election_in_Maine, as of 2026-10-05. en.wikipedia.org/wiki/2026_United_States_Senate_election_in_Maine

Prepared with Oathstar · oathstar.com

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