2026 election · U.S. Senate
Incumbent: Susan M. Collins (Republican)
| Pollster | Dates | Candidate | % |
|---|---|---|---|
| University of New Hampshire | 2026-07-20 | Susan Collins | 46 |
| University of New Hampshire | 2026-07-20 | Troy Jackson | 49 |
| Z to A Research | 2026-07-08 | Susan Collins | 48 |
| Z to A Research | 2026-07-08 | Troy Jackson | 47 |
| Public Policy Polling | 2026-07-07 | Susan Collins | 44 |
| Public Policy Polling | 2026-07-07 | Troy Jackson | 49 |
| Wedgewood Polls | 2026-07-06 | Susan Collins | 43 |
| Wedgewood Polls | 2026-07-06 | Troy Jackson | 48 |