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RepublicanTrump EndorsedIncumbent
Susan Collins

Susan Collins

Incumbent Republican candidate for U.S. Senate in Maine

Live Odds

Current prediction-market probability for the candidate, updated as market prices change.

Susan Collins is trading at 37% to win the Maine Senate winner? on prediction markets.

Candidate Overview

Key details about the candidate’s background, party, office sought and current campaign.

Current roleU.S. Senator

PartyRepublican

Political ideologyModerate Republican

Age73 years old (Dec 7, 1952)

GenderFemale

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LocationMaine

BackgroundU.S. Senator

EducationSt. Lawrence University (B.A., Government, 1975)

Notable personal detailsSusan Margaret Collins is a Republican politician serving as the senior U.S. senator from Maine, first elected in 1996 and in office since January 1997. She is a graduate of St. Lawrence University (B.A., 1975) and previously worked on Senator William Cohen’s staff, served in Maine state government, and held leadership roles connected to small business and professional/financial regulation. She is married to Thomas A. Daffron and resides in Bangor, Maine.

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Political Positions

LiberalConservative

Economy & Taxes

Supports tax relief for low- and middle-income families and tax reform that she says will spur economic growth; voted for the 2017 Tax Cuts and Jobs Act while seeking amendments to protect middle-income taxpayers and has opposed broad tax increases. She has also sponsored or supported targeted tax changes (e.g., SALT deduction adjustments, extensions of tax credits) to benefit families and small businesses.

Healthcare

Supports preserving key Affordable Care Act protections (including for people with pre-existing conditions) and has opposed major GOP efforts to repeal the ACA while working on targeted health-care funding and rural access initiatives. Focuses on protecting consumer protections and expanding access to services such as mental health, substance use treatment, and workforce training rather than pursuing full privatization or repeal.

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Immigration & Border

Susan Collins emphasizes strengthening border security and increased enforcement while supporting some measures to ensure humane treatment and oversight of immigration enforcement. She has sponsored and cosponsored legislation to tighten border security and transparency, urged extensions of enforcement policies like Title 42, and also called for protections such as body cameras and de‑escalation training for ICE personnel.

Abortion & Reproductive Rights

Supports preserving the federal protections from Roe v. Wade while allowing some limits and exceptions; has backed codifying Roe/Casey into law but opposed broader measures she viewed as too expansive. Has said abortion access should be consistent nationwide while permitting state regulations like parental notification and has expressed opposition to late‑term abortions except in specified health exceptions.

Climate & Energy

Supports moderate clean-energy investments and energy efficiency, backs measures to reduce greenhouse gases (including methane regulations) while also supporting increased domestic energy production and energy independence. Works in bipartisan fashion on clean energy legislation and infrastructure, and has authored provisions promoting renewables, energy efficiency, and grid modernization.

Public Safety & Guns

Supports expanded background-check measures, red flag (extreme risk protection order) laws with due-process protections, and targeted firearm restrictions such as a federal ban on bump‑stock devices while stating respect for law‑abiding gun owners and Second Amendment rights.

Latest News

AINews Summary
Last updatedAug 2, 2026

Susan Collins is in the news because Maine’s 2026 U.S. Senate race is now fully set, with Democrat Graham Platner emerging as her challenger in what is expected to be a closely watched and heavily funded contest. Recent coverage says the race is drawing major national attention, with attacks already focused on Collins’s ties to Donald Trump and her past Supreme Court votes, especially her 2018 vote to confirm Brett Kavanaugh. Collins has also faced criticism over campaign money, including reports highlighting large donations from out-of-state billionaire donors, while some local commentary has endorsed her reelection.

collins.senate.gov+33

Latest Polls

Recent polling results and the candidate's current average in the race.

Susan Collins currently averages 45.4%, ranking second in this race, 3.0 points behind the next candidate.

Polling average: 45.4%Position: secondMargin: -3.0 ptsLatest poll: 45.0% (Jul 27 - Aug 1)Polls included: 5

Average recalculated from polls through Jul 27 - Aug 1.

Polling Average
60%50%40%30%20%10%0%
45.4%
48.4%
Susan Collins
S. Collins
Troy Jackson
T. Jackson
Date (Start - End)SpreadCollinsJackson
Polling Average
Jackson+3.0
45.4%48.4%
Hart Research AssociatesJul 27 - Aug 1
Jackson+4.0
45.0%49.0%
University of New Hampshire Survey CenterJul 15 - 20
Jackson+3.0
46.0%49.0%
Z to A ResearchJul 7 - 8
Collins+2.0
49.0%47.0%
Public Policy PollingJul 7 - 7
Jackson+5.0
44.0%49.0%
Wedgewood PollsJul 4 - 6
Jackson+5.0
43.0%48.0%

Aggregation source: FiftyPlusOne

Endorsements

Maine Republican Senate nominee?

Endorsers of Susan Collins for Maine Republican Senate nominee?

Donald Trump

Public figure

Donald Trump endorsed Susan Collins for reelection to the U.S. Senate.

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National Republican Senatorial Committee

Political organization

The NRSC endorsed Susan Collins for reelection to the U.S. Senate.

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Sentinel Action Fund

Political organization

Sentinel Action Fund endorsed Susan Collins for Senate.

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Campaign Fundraising

Latest report: Cycle 2026

Campaign finance totals from the latest available reporting period.

Total raisedCash on hand
$16.2M
$12.1M
$8.1M
$4.0M
$0

2022

2024

2026

Latest
Year
Total raised
Cash on hand
Total spent
Burn rate

Cycle 2022

$1.1M
$1.6M
$834.0K
$34.8K

Cycle 2024

$1.6M
$2.6M
$645.1K
$26.9K

Cycle 2026

$16.2M
$11.0M
$7.7M
$428.2K

Source: FEC