US / US midterms 2026 / Maine Senate
Maine senate
Maine Senate 2026 results: Susan Collins (R) vs Troy Jackson (D)
Election day 3 November 2026
Result
Result so far: 95% reporting, first choices; ranked-choice count if no one passes 50%
DDHQ projects Troy Jackson (D), 1:10 am Wed ET
Democratic gain from Republicans
Troy Jackson D53.0%
376,070 votes
Susan Collins R46.9%
332,803 votes
Others O0.1%
882 votes
civicAPI, Nov 9, 1:47 am ET (6:47 am UK).
Final pre-election PollCheck polling average
Susan Collins (R)
47.1%
+0.2 in 30 days
Troy Jackson (D)
49.6%
+1.1 in 30 days
Win probability
64%
Jackson - Toss-up
- Incumbent
- Susan Collins (R)
- Status
- Incumbent renominated
- Last result
- 2020: Susan Collins (R) 51%, Sara Gideon (D) 42.4%
- Election day
- 3 November 2026, polls close 8 pm Eastern (1 am Wed UK)
Polling trend
Maine senate polling average
Every poll
45 general election polls
| Pollster | Fieldwork | Sample | Collins | Jackson | Spread | vs avg | Source |
|---|---|---|---|---|---|---|---|
| Rasmussen Reports R Leans R+0.9 | 27 Oct 2026 - 2 Nov 2026 | 896 LV | 46% | 49% | Jackson +3 | Collins -0.5 | Pollster |
| Emerson College Leans R+0.2↑ Poll sponsored by Poll Vault , a Substack newsletter authored by Sean Trende . | 31 Oct 2026 - 1 Nov 2026 | 600 LV | 51% | 49% | Collins +2 | Collins +4.5 | Pollster |
| AtlasIntel Leans D+3.5 | 28 Oct 2026 - 1 Nov 2026 | 967 LV | 44% | 53% | Jackson +9 | Collins -6.5 | Pollster |
| Survey 160 Leans D+1.7 | 27 Oct 2026 - 1 Nov 2026 | 1,323 LV | 47% | 50% | Jackson +3 | Collins -0.5 | Pollster |
| Survey 160 Leans D+1.7Not in average: same survey, another version used | 27 Oct 2026 - 1 Nov 2026 | 1,323 LV | 46% | 50% | Jackson +4 | Collins -1.5 | Pollster |
| Survey 160 Leans D+1.7Not in average: same survey, likely voter version used | 27 Oct 2026 - 1 Nov 2026 | 1,335 RV | 47% | 49% | Jackson +2 | Collins +0.5 | Pollster |
| Survey 160 Leans D+1.7Not in average: same survey, likely voter version used | 27 Oct 2026 - 1 Nov 2026 | 1,335 RV | 46% | 49% | Jackson +3 | Collins -0.5 | Pollster |
| New York Times / Siena University Leans D+1.0 | 27 Oct 2026 - 1 Nov 2026 | 714 LV | 45% | 51% | Jackson +6 | Collins -3.5 | Pollster |
| University of New Hampshire Leans D+2.2 | 27 Oct 2026 - 31 Oct 2026 | 1,654 LV | 45% | 54% | Jackson +9 | Collins -6.6 | Pollster |
| YouGov Leans D+0.4 | 26 Oct 2026 - 29 Oct 2026 | 1,503 LV | 47% | 52% | Jackson +5 | Collins -2.8 | Pollster |
| Data for Progress D Leans D+0.2 | 23 Oct 2026 - 27 Oct 2026 | 652 LV | 45% | 50% | Jackson +5 | Collins -3.1 | Pollster |
| SSRS Leans D+0.8↑ "CNN poll conducted by SSRS Maine October" . CNN . October 29, 2026 . Retrieved October 29, 2026 – via DocumentCloud .; ↑ Poll conducted for CNN | 20 Oct 2026 - 26 Oct 2026 | 783 LV | 45% | 49% | Jackson +4 | Collins -2.3 | Pollster |
| Marist University Leans D+1.6 | 22 Oct 2026 - 25 Oct 2026 | - LV | 47% | 49% | Jackson +2 | Collins -0.4 | Pollster |
| Marist University Leans D+1.6Not in average: same survey, likely voter version used | 22 Oct 2026 - 25 Oct 2026 | 1,449 RV | 44% | 53% | Jackson +9 | Collins -7.4 | Pollster |
| Trafalgar Group R Leans R+1.5 | 21 Oct 2026 - 23 Oct 2026 | 1,077 LV | 47% | 47% | Tie | Collins +1.7 | Pollster |
| Echelon Insights R Leans R+0.8 | 16 Oct 2026 - 23 Oct 2026 | 413 LV | 44% | 51% | Jackson +7 | Collins -5.3 | Pollster |
| Beacon Research (D)/ Shaw & Co. Research (R) Leans D+0.3↑ Poll conducted for Fox News | 16 Oct 2026 - 20 Oct 2026 | 1,514 LV | 49% | 49% | Tie | Collins +1.4 | Pollster |
| Beacon Research (D)/ Shaw & Co. Research (R) Leans D+0.3↑ Poll conducted for Fox NewsNot in average: same survey, likely voter version used | 16 Oct 2026 - 20 Oct 2026 | 1,689 RV | 48% | 50% | Jackson +2 | Collins -0.6 | Pollster |
| InsiderAdvantage R Leans R+1.1 | 13 Oct 2026 - 14 Oct 2026 | 1,200 LV | 47% | 49% | Jackson +2 | Collins -0.4 | Pollster |
| Suffolk University Leans D+1.0 | 8 Oct 2026 - 11 Oct 2026 | 500 LV | 47% | 49% | Jackson +2 | Collins -0.4 | Pollster |
| Rasmussen Reports R Leans R+0.9 | 5 Oct 2026 - 8 Oct 2026 | 804 LV | 47% | 49% | Jackson +2 | Collins -0.4 | Pollster |
| The Washington Post / SSPG Leans D+2.7 | 30 Sep 2026 - 5 Oct 2026 | 800 LV | 46% | 50% | Jackson +4 | Collins -2.5 | Pollster |
| Marist University Leans D+1.6 | 1 Oct 2026 - 4 Oct 2026 | 1,505 RV | 47% | 51% | Jackson +4 | Collins -2.4 | Pollster |
| Trafalgar Group R Leans R+1.5 | 29 Sep 2026 - 1 Oct 2026 | 1,091 LV | 46% | 46% | Tie | Collins +1.4 | Pollster |
| CBS News / YouGov Leans D+0.4 | 23 Sep 2026 - 1 Oct 2026 | 1,136 LV | 50% | 50% | Tie | Collins +1.4 | Pollster |
| co/efficient R Leans R+3.3 | 28 Sep 2026 - 30 Sep 2026 | 1,240 LV | 48% | 46% | Collins +2 | Collins +3.7 | Pollster |
| Maine People's Resource Center | 25 Sep 2026 - 29 Sep 2026 | 684 LV | 47% | 49% | Jackson +2 | Collins -0.2 | Pollster |
| InsiderAdvantage R Leans R+1.1 | 22 Sep 2026 - 23 Sep 2026 | 1,200 LV | 46% | 46% | Tie | Collins +1.7 | Pollster |
| Fabrizio Ward (R)/ Impact Research (D) Leans D+0.8↑ Poll commissioned by AARP | 20 Sep 2026 - 22 Sep 2026 | 982 LV | 47% | 50% | Jackson +3 | Collins -1.1 | Pollster |
| New York Times / Siena University Leans D+1.0 | 15 Sep 2026 - 22 Sep 2026 | 619 LV | 49% | 46% | Collins +3 | Collins +4.9 | Pollster |
| University of New Hampshire Leans D+2.2 | 17 Sep 2026 - 21 Sep 2026 | 1,312 LV | 47% | 51% | Jackson +4 | Collins -1.1 | Pollster |
| Quantus Insights R Leans R+1.4 | 14 Sep 2026 - 15 Sep 2026 | 621 LV | 48% | 47% | Collins +1 | Collins +4.1 | Pollster |
| Quantus Insights R Leans R+1.4Not in average: same survey, another version used | 14 Sep 2026 - 15 Sep 2026 | 621 LV | 47% | 46% | Collins +1 | Collins +4.1 | Pollster |
| University of Massachusetts / YouGov Leans D+0.4 | 28 Aug 2026 - 14 Sep 2026 | 650 LV | 43% | 48% | Jackson +5 | Collins -1.7 | Pollster |
| Rasmussen Reports R Leans R+0.9 | 8 Sep 2026 - 10 Sep 2026 | 1,033 LV | 45% | 46% | Jackson +1 | Collins +1.9 | Pollster |
| YouGov Leans D+0.4 | 2 Sep 2026 - 8 Sep 2026 | 1,335 LV | 44% | 48% | Jackson +4 | Collins -0.8 | Pollster |
| YouGov Leans D+0.4Not in average: same survey, likely voter version used | 2 Sep 2026 - 8 Sep 2026 | 1,378 RV | 44% | 46% | Jackson +2 | Collins +1.2 | Pollster |
| SSRS Leans D+0.8↑ "CNN Poll Conducted by SSRS - Maine" . SSRS . September 9, 2026 . Retrieved September 9, 2026 – via DocumentCloud .; ↑ Poll conducted for CNN | 31 Aug 2026 - 6 Sep 2026 | 880 LV | 45% | 48% | Jackson +3 | Collins -0.1 | Pollster |
| Abacus Data Leans D+2.5 | 26 Aug 2026 - 28 Aug 2026 | 327 LV | 43% | 52% | Jackson +9 | Collins -5.5 | Pollster |
| Abacus Data Leans D+2.5Not in average: same survey, likely voter version used | 26 Aug 2026 - 28 Aug 2026 | 500 RV | 46% | 45% | Collins +1 | Collins +4.5 | Pollster |
| Beacon Research (D)/ Shaw & Co. Research (R) Leans D+0.3Poll conducted for Fox News | 6 Aug 2026 - 10 Aug 2026 | 1,000 RV | 46% | 48% | Jackson +2 | 0.0 | Pollster |
| Hart Research D Leans R+1.6↑ Poll sponsored by Senate Majority PAC, which is focused on electing Democrats to the U.S. Senate | 27 Jul 2026 - 1 Aug 2026 | 802 LV | 45% | 49% | Jackson +4 | Collins -1.8 | Pollster |
| University of New Hampshire Leans D+2.2 | 15 Jul 2026 - 20 Jul 2026 | 1,178 LV | 46% | 49% | Jackson +3 | Collins -2.1 | Pollster |
| Z to A Research D Leans D+0.6Poll commissioned by a pro-Shah group | 7 Jul 2026 - 8 Jul 2026 | 988 LV | 48% | 47% | Collins +1 | Pollster | |
| Public Policy Polling D Leans D+0.9Poll sponsored by Platner's campaign. | 7 Jul 2026 | 785 LV | 44% | 49% | Jackson +5 | Pollster |
More on Maine
Maine governor results
Maine voter registration
Maine state legislature and officials
Maine supreme court
Maine past election results
Maine House districts
More on the 2026 midterms
More races
Iowa - Alaska - Louisiana - Ohio (special) - Kansas - Texas - South Carolina - Nebraska - Michigan - Minnesota - New Hampshire - Idaho - Florida (special) - Georgia - North Carolina - Montana - Arkansas - Illinois - South Dakota - Alabama - New Mexico - Colorado - Massachusetts - Rhode Island
Poll list adapted from Wikipedia (CC BY-SA 4.0).