Colorado Senate race
Election day: Tuesday, November 3, 2026
Market odds
Chance of winning, from prediction-market prices
98% Dem
Rep 2%
| Market | Outcome | Chance |
|---|---|---|
| Kalshi (opens in a new tab) | John Hickenlooper | 97% |
| Mark Baisley | 3% | |
| Polymarket (opens in a new tab) | John Hickenlooper | 99% |
| Mark Baisley | 1% |
View data as table
| Series | First | Latest |
|---|---|---|
| Kalshi · Democrats | 5/6/2026: 92% | 10/28/2026: 97% |
| Polymarket · Democrats | 5/1/2026: 92% | 10/28/2026: 99% |
| Kalshi · Republicans | 5/1/2026: 5% | 10/28/2026: 3% |
| Polymarket · Republicans | 5/1/2026: 10% | 10/28/2026: 1% |
Poll average
1 polls in the last 30 days of polling · —
John Hickenlooper (D)
41%
Julie Gonzales (D)
34%
On the ballot
Results appear here as votes are counted on election night.
| Candidate | Party |
|---|---|
| Mark Baisley | Republican |
| John Hickenlooper | Democrat |
| Will Powers | Republican |
| Ryan Apelbaum | Republican |
| Bob Chew | Other |
| Christopher Baum | Other |
| Blake Huber | Libertarian |
| Adam Withrow | Other |
| Donald Willoughby | Independent |
Colorado Senate race: polls over time
2 polls · 21-day rolling average · dots are individual polls
John Hickenlooper 41%
Julie Gonzales 34%
Anthony Zimpfer 1%
Brashad Hasley 0%
View data as table
| Choice | Latest average | Polls | Latest poll |
|---|---|---|---|
| John Hickenlooper | 41% | 2 | 5/28/2026 |
| Julie Gonzales | 34% | 2 | 5/28/2026 |
| Anthony Zimpfer | 1% | 1 | 2/25/2026 |
| Brashad Hasley | 0% | 1 | 2/25/2026 |
Latest polls
| Pollster | Dates | Sample | Result |
|---|---|---|---|
| Colorado Community Research | 5/22–5/28 | 796 LV |
John Hickenlooper (D)
Julie Gonzales (D)
|
| Data for Progress | 2/20–2/25 | 739 LV |
John Hickenlooper (D)
Julie Gonzales (D)
Karen Breslin (D)
Anthony Zimpfer (D)
Brashad Hasley (D)
|