Susan Collins Maine Senate race
The gist
Republican Sen. Susan Collins of Maine seeks a sixth term against Democrat Troy Jackson.
Democrats see Maine as a top flip chance; final polls put Jackson ahead.
How it unfolded
- Jun 4, 2026A UMass Lowell/YouGov poll found Democratic upstart Graham Platner holding a slight lead over Collins in a general election matchup.
- Sep 24, 2026A Portland Press Herald/New York Times poll showed a statistical dead heat, giving Collins a slight lead within the margin of error over Jackson.
- Oct 1, 2026An AARP poll showed Jackson leading Collins 50 to 47 percent, with 3 percent undecided; voters 50-plus favored Collins 53 to 44 percent.