Republican Senator Susan Collins of Maine is in a deadlocked race for reelection against Democratic challenger Troy Jackson, according to recent opinion polls. Collins is the only Republican incumbent currently defending a seat in a state that typically leans toward the Democratic party. The contest is part of a broader national effort by Democrats to achieve a net gain of four seats, which would grant them control of the 100-seat U.S. Senate.
Collins has held her seat since 1996, often winning reelection even when Maine voters chose Democratic presidential candidates. Her opponent, Troy Jackson, is the current Maine state Senate president and a former logger. Jackson secured the Democratic nomination after the initial candidate, Graham Platner, withdrew in July following a denied accusation of rape. Jackson has campaigned on a populist platform, including proposals for universal healthcare and tax increases for wealthy individuals.
During the campaign, Collins has highlighted her position on the Senate Appropriations Committee, stating she has secured nearly $1.5 billion in earmarks since 2021 for Maine projects. She has cited specific exemptions she negotiated to protect Maine's agricultural and industrial sectors from federal tariffs. Jackson has countered that these efforts are insufficient, arguing that the senator should instead oppose the underlying trade and foreign policies of President Donald Trump that he says created the economic challenges.
For Maine households, the race touches on immediate financial concerns, particularly energy costs. Roughly 50% of the state's households rely on home-heating oil, which has seen prices rise by more than 70% over the last year. The candidates disagree on the cause and solution: Collins credits her influence for the release of federal oil reserves, while Jackson attributes the high prices to international instability caused by the Trump administration's conflict with Iran. Additionally, rural healthcare providers are affected by a $50 billion fund Collins says she established to mitigate healthcare cuts from the 2025 tax and spending package.
The election will conclude on November 3, 2026. Beyond the immediate impact on Maine, the seat is a primary target for national Democrats seeking to overturn the Republican Senate majority. If Jackson wins, it would mark the end of a 30-year tenure for Collins and could signal a shift in the influence of moderate, independent-leaning incumbents in states where partisan polarization is increasing. The final result will depend on a shrinking pool of undecided voters in swing areas like Windham, as both parties prepare for the final week of campaigning.