Susan M. Collins

RepublicanState D+4119th CongressOn the ballot 2026

Typical swing score93#1 of 100 senators across tracked bills

Contact Susan M. Collins’s office

Official D.C. office details from the congress-legislators dataset

Call office 202-224-2523 Send a message

Washington, D.C. office

413 Dirksen Senate Office Building Washington DC 20510

collins.senate.gov

Model

v3defaultv2

Directional: count only breaks toward the other party Why do scores change?

Signals to watch

What in this member’s state, 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 Democrats · 6 signals

Strong
Backs 12 Democratic-led tracked billsSponsor or active cosponsor of 12 of the 865 tracked bills that were introduced by Democrats: S. 237, S. 272, S. 315, S. 567, S. 727 and 7 more.
Strong
Most moderate Senate RepublicanDW-NOMINATE +0.124 vs. the Senate Republican median of +0.558: 0.434 toward the Democrats (rank 1 of 53 by distance toward the Democrats).
Strong
On the ballot Nov 3, 2026 in a competitive state (D+4)Term ends Jan 3, 2027; next general election Nov 3, 2026. Maine has a partisan lean of D+4. Members facing voters in a seat near even or leaning against their party have a reason to show independence.
Strong
Heritage Action 31 vs. Senate Republican avg 88Heritage Action (119th Congress, higher = more conservative) scored this member 31; the Senate Republican average is 88.1 (n=53). That is 57 points toward the Democrats.

Term and election

From the congress-legislators dataset

On the ballot 2026

Current term: January 3, 2021 – January 3, 2027
Senate class: Class 2
Seniority: Senior senator
Next election: November 3, 2026
Years in office: 29.8 years

Committees

Seats on a bill’s committee of referral add a in swing-v3

Senate Committee on AppropriationsChairman
Majority · 1st in seniority
- Subcommittee on Agriculture, Rural Development, Food and Drug Administration, and Related Agencies
- Subcommittee on Department of Defense
- Subcommittee on Legislative BranchEx Officio
- Subcommittee on Department of Homeland SecurityEx Officio

Voting ideology

first dimension, from Voteview

R median

D median

Collins

← More liberal (−1)More conservative (+1) →

Their score of +0.124 is 0.43 to the left of the Senate Republican median (+0.558).

Advocacy scorecards

Their rating vs. the Senate Republican average

119th Congress31
Senate Republican average: 88 (n=53)

Swing score by bill

swing-v3 · a bill marks a member as committed to it

Showing 1–50 of 845 tracked bills, best swing first

Swing score for Susan M. Collins on each tracked bill
Bill	Their role	Swing score ·
H.R. 4Rescissions Act of 2025Summary on Congress.gov	No position yetNow in the House	100 Topic-matched: Heritage Action, LCV Broke with party on 43% of 248 similar votes Sits on a committee of referral	Swing
H.R. 1082Shandra Eisenga Human Cell and Tissue Product Safety Act