DEMOCRATIC
US Marine Corps

Maine

2026 SENATE POLLING

Republican
REPUBLICAN
US Senate (R-ME)
1997 – Present

2026 Maine Senate Polling

Year
2026
Race
Senate
State
Maine
Democratic candidate
Graham Platner
Republican candidate
Susan Collins
Incumbent / open seat
Susan Collins
Polling average
46.7% D / 45.1% R
Polling average margin
D +1.5
Last updated
12:00 AM on June 20, 2026
Polls included
21
Latest poll
Wick Insights — June 14, 2026