CO-04 House race
Election day: Tuesday, November 3, 2026
Market odds
Chance of winning, from prediction-market prices
35% Dem
Rep 65%
| Market | Outcome | Chance |
|---|---|---|
| Polymarket (opens in a new tab) | Eileen Laubacher | 35% |
| Lauren Boebert | 64% |
View data as table
| Series | First | Latest |
|---|---|---|
| Polymarket · Democrats | 5/1/2026: 33% | 10/28/2026: 35% |
| Polymarket · Republicans | 5/1/2026: 64% | 10/28/2026: 64% |
Poll average
1 polls in the last 30 days of polling · R+5.0
Lauren Boebert (R)
45%
Eileen Laubacher (D)
40%
Douglas Mangeris (I)
9%
On the ballot
Results appear here as votes are counted on election night.
| Candidate | Party |
|---|---|
| Lauren Boebert | Republican |
| Eileen Laubacher | Democrat |
| Luis Galvan | Republican |
| Douglas Mangeris | Libertarian |
CO-04 House race: polls over time
1 polls · 21-day rolling average · dots are individual polls
Douglas Mangeris 9%
Eileen Laubacher 40%
Lauren Boebert 45%
View data as table
| Choice | Latest average | Polls | Latest poll |
|---|---|---|---|
| Douglas Mangeris | 9% | 1 | 9/24/2026 |
| Eileen Laubacher | 40% | 1 | 9/24/2026 |
| Lauren Boebert | 45% | 1 | 9/24/2026 |
Latest polls
| Pollster | Dates | Sample | Result |
|---|---|---|---|
| Impact Research | 9/21–9/24 | 403 LV |
Eileen Laubacher (D)
Lauren Boebert (R)
Douglas Mangeris (I)
|