Summary
A new poll shows Democratic candidate Graham Platner leading Republican Senator Susan Collins in a potential U.S. Senate race in Maine. In another scenario, Democratic Governor Janet Mills is tied with Collins. The Democratic primary between Platner and Mills has divided opinions on who is the stronger candidate against Collins.
Key Facts
- A poll shows Platner leading Collins with 44% to 40%, with 16% undecided.
- In a matchup between Mills and Collins, both candidates are tied at 44%, with 12% undecided.
- The poll's margin of error is plus or minus 3.7 percentage points.
- Platner has a net favorability of +12, Mills -6, and Collins -14.
- Another poll found Platner leading Collins 49% to 38% in a Senate matchup.
- Prediction markets give Democrats a high chance of winning the seat and favor Platner to win the primary.
- The primary election in Maine is scheduled for June 9, 2026.
