Susan M. Collins
Sen · Republican · US
Where they stand
Every rated Senate member for the selected period — dots are members, the shaded band is the middle 50% of each party, the tick is the party median.
Trend vs. medians
Susan M. Collins's score per year against the Senate, party, and Congress-wide medians (rated members only).
By issue category
Susan M. Collins vs. the Republican median and the Senate median, per issue category.
Standout votes
Votes where Susan M. Collins broke from the Republican majority in the Senate.
▸Detailed score tables
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Frequently Asked Questions
What is Sen. Susan M. Collins's voting record?
Sen. Susan M. Collins (R-US) earned a 53% ILA score for 2025, falling below the 80% benchmark for alignment with limited-government principles. Across 4 years rated, Susan M. Collins's lifetime ILA score averages 43%. Susan M. Collins serves Congress in the U.S. Senate.
How aligned is Susan M. Collins with limited-government principles?
Susan M. Collins earned a 53% ILA score in 2025. Susan M. Collins fell below the 80% benchmark for alignment with limited-government principles.
What is Susan M. Collins's ILA score?
Susan M. Collins has a 53% ILA score for 2025. Across 4 years rated, Susan M. Collins's lifetime average is 43%.
Where does Susan M. Collins serve?
Sen. Susan M. Collins (R-US) serves Congress in the U.S. Senate as a Republican.