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Maine Senate polls
Jackson (D) vs. Collins (R)
Troy Jackson leads the 2026 Maine Senate race by 2.6 points in PolitiKool's polling average, as of Oct. 11, 2026.
- Jackson 49.3%, Collins 46.7%.
- 18 polls from 17 pollsters, weighted by recency, sample size, pollster record and partisan sponsorship.
- The margin has moved 1.1 points toward Susan Collins over the past month.
- Rated Toss-up, combining the average with the Cook Political Report, Sabato's Crystal Ball and Inside Elections.
- The seat is held by Susan Collins (R).
Maine Senate polling average
Troy Jackson49.3%
Susan Collins46.7%
MarginJackson +2.6
Average as of Oct. 11, 2026 · — Troy Jackson · — Susan Collins
Latest Maine Senate polls
| Dates | Pollster | Sample | Jackson | Collins | Margin |
|---|---|---|---|---|---|
| Oct. 5–8 | Rasmussen Reports (partisan) | 804 LV | 49% | 47% | Jackson +2 |
| Sept. 30 – Oct. 5 | The Washington Post/George Mason University School of Policy and Government | 800 LV | 50% | 45% | Jackson +5 |
| Oct. 1–4 | Marist University | 1,505 RV | 51% | 47% | Jackson +4 |
| Sept. 27 – Oct. 1 | Wedgewood Polls | 400 LV | 52% | 48% | Jackson +4 |
| Sept. 29 – Oct. 1 | Trafalgar Group (partisan) | 1,091 LV | 46% | 46% | Even |
| Sept. 23 – Oct. 1 | CBS News/YouGov | 1,136 LV | 50% | 50% | Even |
| Sept. 28–30 | co/efficient (partisan) | 1,240 LV | 46% | 48% | Collins +2 |
| Sept. 25–29 | Maine People's Resource Center | 684 LV | 49% | 47% | Jackson +2 |
| Sept. 22–23 | InsiderAdvantage (partisan) | 1,200 LV | 46% | 46% | Even |
| Sept. 15–22 | The New York Times/Siena University / Portland Press Herald | 619 LV | 46% | 49% | Collins +3 |
| Sept. 20–22 | Fabrizio, Lee & Associates/Impact Research / AARP | 982 LV | 50% | 47% | Jackson +3 |
| Sept. 17–21 | University of New Hampshire | 1,312 LV | 51% | 47% | Jackson +4 |
| Sept. 14–15 | Quantus Insights | 621 LV | 46% | 47% | Collins +1 |
| Aug. 28 – Sept. 14 | University of Massachusetts Lowell Center for Public Opinion/YouGov | 650 LV | 48% | 43% | Jackson +5 |
| Sept. 8–10 | Rasmussen Reports (partisan) | 1,033 LV | 46% | 45% | Jackson +1 |
| Sept. 2–8 | YouGov | 1,335 LV | 48% | 44% | Jackson +4 |
| Aug. 31 – Sept. 6 | SSRS | 880 LV | 48% | 45% | Jackson +3 |
| Aug. 26–28 | Abacus Data | 327 LV | 52% | 43% | Jackson +9 |
| Aug. 6–10 | Beacon Research/Shaw & Co. Research / Fox News | 1,000 RV | 48% | 46% | Jackson +2 |
| July 27 – Aug. 1 | Hart Research Associates / Senate Majority PAC | 802 LV | 49% | 45% | Jackson +4 |
| July 15–20 | University of New Hampshire | 1,178 LV | 49% | 46% | Jackson +3 |
| July 7–8 | Z to A Research (partisan) | 988 LV | 47% | 48% | Collins +1 |
| July 7–7 | Public Policy Polling (partisan) | 785 LV | 49% | 44% | Jackson +5 |
| July 4–6 | Wedgewood Polls (partisan) | 405 LV | 48% | 43% | Jackson +5 |