CO U.S. Senate 2026
U.S. Senate · CO · upcoming · 2026
Candidates
- John W. Hickenlooper Democrat Incumbent
- Julie Gonzales Democrat
- Janak Joshi Republican
- George Washington Markert Republican
- Karen Breslin Democrat
- Bob Chew Other
Campaign finance
Total receipts through 2026-06-10. Source: FEC (public domain).
- John W. Hickenlooper $9.9M raised · $0 cash
- Julie Gonzales $869K raised · $0 cash
- Janak Joshi $485K raised · $0 cash
- George Washington Markert $261K raised · $0 cash
- Karen Breslin $165K raised · $0 cash
- Bob Chew $150K raised · $0 cash
Demographics
Colorado · 2022 ACS 5-year. Source: Census ACS.
- Population
- 5,770,790
- Median income
- $88,696
Forecast
As of 2026-06-29T03:43:04.719070+00:00. Heuristic + Monte Carlo — methodology.
97%
Democratic win probability
D+12.7
predicted margin (range D+3.7 to D+21.7)
Current officeholders
Sitting members for this seat.