Race update
Graham Platner secured the Democratic nomination on June 9, 2026. However, following the release of rape accusations against Platner, he withdrew from the race on July 10, 2026. As a result, the Maine Democratic Party nominated Troy Jackson to replace Platner on the ballot on July 25, 2026.
Aggregate of all polls released for Maine's Senate election between Democrat Troy Jackson and Republican Susan Collins. This page will update the moment new polls are released, including the polling average, projected margin, and survey details.
2026 Maine Senate Polling Average
Troy Jackson leads Susan Collins by 2.7% in the Pollsmax polling average for the 2026 Maine Senate election, 49.3% to 46.6%. The average currently aggregates results from 33 polls. According to the latest Maine Senate poll, conducted by New York Times / Siena College on November 1, Jackson leads Collins 51% to 45%.
Democrat
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Weighted polling average
Republican
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Weighted polling average
Net margin
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Polling average difference
Polls Included
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Number of polls conducted
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Pollsmax creates a time-weighted and partisanship-adjusted polling average from an aggregate of all polls conducted for the general election. See the polling methodology to learn more about how polls are standardized and weighted.
