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Explore Civics ↗2026 U.S. SENATE · GENERAL ELECTION
Colorado Senate forecast
2026 polling and experimental race projection.
Snapshot: · Model baseline-1.2.0
Experimental probabilities are not a validated guarantee. Candidate names reflect selected polling matchups, not an official ballot roster.
Race at a glance
>99%D win probability
D +19.0Projected margin
3Qualifying polls
John Hickenlooper (D) / Mark Baisley (R).
80% margin interval: 12.6 to 25.4 points. Positive values favor the D candidate. Prior result year: 2022.
Colorado Senate polls
| Pollster / source | End date | Sample | Population | Two-party margin |
|---|---|---|---|---|
| Research Co. ↗ | 2026-11-02 | 450 | lv | D +22.0 |
| YouGov ↗ | 2026-10-20 | 710 | lv | D +18.0 |
| Lake Research Partners ↗ | 2026-09-30 | 600 | rv | D +14.0 |
Polling source: The New York Times, CC BY 4.0, independently filtered and aggregated by DutyStation. Historical results: MIT Election Data and Science Lab. Polling updates every hour; failed updates retain this snapshot.
Read the full Senate methodology and validation limits ↗ · Download source-linked forecast
FOLLOW GOVERNMENT IN COLORADO
Beyond this election
Follow state legislation and the public record alongside these federal election projections.
Colorado bills & legislative records ↗ · Federal civic tools · Policy & Congress news
Candidate records & policy profiles
John Hickenlooper · Mark Baisley · Chris Baum · Bob Chew · Blake Huber · Adam Withrow · Ryan Apelbaum · Will Powers · Don Willoughby
Selected coverage; see each profile’s review scope and sources.