Susan M. Collins
Republican · ME · U.S. Senate
Susan M. Collins is on the ballot. Troy Jackson vs. Susan Collins.
D +7 points of win probability since July.
Bio
Susan Margaret Collins is an American politician serving as the senior United States senator for Maine since 1997. A member of the Republican Party, she is Maine's longest-serving member of Congress and the longest-serving Republican woman in the Senate. Collins has chaired the Senate Appropriations Committee since 2025.
Full bio on Wikipedia →Record of service
- In office
- 29.7 years
- First took office
- 1997 (5 terms)
- Seniority
- 12 of 100 by time served
- Age
- 73
- Senate class
- 2 · senior senator
- Augusta, ME · 207-622-8414
- Bangor, ME · 207-945-0417
- Biddeford, ME · 207-283-1101
- Caribou, ME · 207-493-7873
- Lewiston, ME · 207-784-6969
- Portland, ME · 207-618-5560
Service history, offices and identifiers from unitedstates/congress-legislators (public domain). Years served sum each term rather than subtracting the first start date, so a break in service is not counted as time in office.
Reported net worth
- Assets
- $4.2M – $10.1M
- Liabilities
- $250k – $500k
- Net worth
- $3.7M – $9.8M
- Since 2018
- +$3.0M
From annual financial disclosures, which report every asset and debt as a bracket — so these are ranges, and the figure shown is their midpoint. A primary residence is not a reportable asset while its mortgage is a reportable debt, which pushes some members negative. How this is calculated →
Overall lean (DW-NOMINATE)
Issue profile
Each issue runs left ↔ right, scored from how the member voted on bills tagged to that issue (−1…+1). Issues with too few votes are blank. Overall lean uses DW-NOMINATE.
How they score against the parties
Susan M. Collins's voting record compared with each party's national platform, issue by issue — the same similarity score used across the site.
On the political map
Susan M. Collins (the large ringed dot) among every current member of Congress and the party platforms.
Each small dot is a current member (Dem · Rep); the larger dots are party platforms — click one for its closest members. Economic axis: taxes, healthcare, labor, energy. Social axis: abortion, guns, immigration, civil rights, crime.
Do you vote like Collins?
Answer a few questions on the issues and see which members of Congress — and which party — actually line up with you.
Caucuses & committees
Where Collinssits in Congress's own organization — each group's lean is computed from its members' voting records. Explore them all on the caucuses and committees pages.
Committees
- Senate Select Committee on Intelligencecenter · 21 members
- Commerce, Justice, Science, and Related AgenciesEnergy and Water Development (Ex Officio)Financial Services and General Government (Ex Officio)Department of Homeland Security (Ex Officio)Department of Interior, Environment, and Related Agencies (Ex Officio)Departments of Labor, Health and Human Services, and Education, and Related Agencies (Ex Officio)Military Construction, Veterans Affairs, and Related AgenciesState, Foreign Operations, and Related Programs (Chairman)Transportation, Housing and Urban Development, and Related AgenciesAgriculture, Rural Development, Food and Drug Administration, and Related AgenciesDepartment of DefenseLegislative Branch (Ex Officio)
- Senate Committee on Health, Education, Labor, and Pensionscenter · 23 members
Most and least aligned members
Treating Collins's 14 issue scores as a vector, cosine similarity measures whether two voting records point the same way (+100%) or in opposite directions (−100%) — the colleagues whose records align most and least with theirs.
Recent notable votes
Latest news
Pro-Susan Collins Group Spends $25,000 in the Wrong PortlandA Republican-aligned super PAC mistakenly bought ads attacking Maine Democratic Senate candidate Troy Jackson in the wrong state, the PAC confirmed to Newsweek on Monday. “During a recent independent expenditure, our media vendor mistakenly placed approximate…
Biztoc.com · Yesterday
GOP Group Spends Thousands to Help Susan Collins—in Wrong PortlandA Republican Super PAC sent at least $20,000 to Portland, Oregon, in support of Senator Susan Collins’s re-election campaign. Collins is a senator from Maine.This multi-thousand-dollar gaffe was made by the Defending Main Street Super PAC Inc, which sent a co…
The New Republic · Yesterday
A GOP PAC ran an ad opposing Maine Democrat Troy Jackson — in the wrong PortlandFor four days, a Republican super PAC ran its latest attack ad against Maine Democratic Senate candidate Troy Jackson, who is challenging incumbent Sen. Susan Collins in the November midterm elections. The only problem was that the ad did not run in Portland…
Biztoc.com · Yesterday
Susan Collins Opposes Trump’s Russian Diesel Deal as Maine Prices Stay HighMaine Senator Susan Collins has broken with Donald Trump over the president’s proposal to import Russian diesel as a means of lowering U.S. prices. In a statement issued on Sunday, Collins and six other senators urged the administration to "immediately revers…
Biztoc.com · Yesterday
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