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◆ THE IDEOLOGY ATLAS

Maine Senate Election 2026

Susan Collins (R) is running. Rating: Toss-up.

Status: upcoming. Election day is November 3, 2026.

Open the interactive race pageSee which candidate agrees with you →

Candidates

CandidatePartyNotes
Troy JacksonDemocraticFormer Maine Senate president
Susan Collins (incumbent)RepublicanSenator since 1997

Polls

DatePollsterTroy JacksonSusan Collins
October 14, 2026InsiderAdvantage (R)49%47%
October 11, 2026Suffolk49%47%
October 8, 2026Rasmussen (R)49%47%
October 5, 2026Washington Post–Schar50%46%
October 4, 2026Marist51%47%
October 1, 2026Trafalgar (R)46%46%
October 1, 2026CBS/YouGov50%50%
September 30, 2026co/efficient (R)46%48%
September 29, 2026Maine People's Resource Ctr (D)49%47%
September 23, 2026InsiderAdvantage (R)46%46%
September 22, 2026Impact (D)/Fabrizio (R)50%47%
September 22, 2026NYT/Siena46%49%
September 21, 2026Univ. of New Hampshire51%47%
September 15, 2026Quantus (R)47%48%
September 14, 2026UMass Lowell48%43%

Average of the 10 most recent polls: Troy Jackson 48.5%, Susan Collins 47.1%. Polls are snapshots, not predictions.

Where the candidates stand

Troy Jackson (D)

Susan Collins (R)

Sources

Ratings, candidates and polls last updated October 24, 2026. Ratings are expert forecasts, not results.