CO-4
- Eileen Laubacher (Dem)
- Lauren Boebert (Rep · incumbent)
Tossup
Republicans54%
This race is a Tossup — the leading side wins 53,845 of 100,000 simulated elections.
Tossup
Republicans54%
This race is a Tossup — the leading side wins 53,845 of 100,000 simulated elections.
Forecast detail
as of Oct 4, 2026, 2:30 AM EDT
Estimated margin
R+0.8
5th–95th interval
R+14.8 to D+13.2
Estimated margin
R+0.8
5th–95th interval
R+14.8 to D+13.2
Win probability over time
Dem win probability Rep win probability Tossup band
Polls
No public polling — forecast rests on fundamentals (state lean, national environment).
Dispatches about this race
No dispatches about this race yet.