United States / 2026 Maine Senate Democratic primary
Tavern Research (D)
Voting intention · published 8 Jun 2026
- Country
- 🇺🇸 United States
- Election
- 2026 Maine Senate Democratic primary
- Polling institute
- Tavern Research (D)
- Published
- 8 Jun 2026
- Fieldwork
- 5 Jun 2026 – 5 Jun 2026
- Sample size
- 704
- Methodology
- Not published
Results
- Graham Platner (D)68.0%new
- Janet Mills (D)16.0%new
- David Costello (D)5.0%new
No earlier poll by this institute for this election, so no change is shown.
Note: Collected from Wikipedia (2026 United States Senate election in Maine, Democratic primary › Polling).