2026 state legislative forecast

Colorado House forecast

Democrats win control of the Colorado House in nearly every one of 2,000 simulations, against a Democratic majority today. All 65 seats are on the 2026 ballot; 1 race is within a 35 to 65 split.

Safe DUpdated October 17, 2026Seats 65On the ballot 65Colorado SenateAll chambers
Chance of control
>99%D<1%R
Democratic seats, 80% range
46 to 51
Median 48 · 33 for a majority
Favored to flip
4to D0to R
After 2024: 43 D, 22 R
Environment
D +11.0
Shift from the 2024 presidential vote

Colorado House map

District 1: Democrats >99%District 2: Democrats >99%District 3: Democrats >99%District 4: Democrats >99%District 5: Democrats >99%District 6: Democrats >99%District 7: Democrats >99%District 8: Democrats >99%District 9: Democrats >99%District 10: Democrats >99%District 11: Democrats >99%District 12: Democrats >99%District 13: Democrats >99%District 14: Democrats 10%District 15: Democrats 22%District 16: Democrats 97%District 17: Democrats >99%District 18: Democrats >99%District 19: Democrats >99%District 20: Democrats <1%District 21: Democrats 17%District 22: Democrats 17%District 23: Democrats >99%District 24: Democrats >99%District 25: Democrats >99%District 26: Democrats >99%District 27: Democrats >99%District 28: Democrats >99%District 29: Democrats >99%District 30: Democrats >99%District 31: Democrats >99%District 32: Democrats >99%District 33: Democrats >99%District 34: Democrats >99%District 35: Democrats >99%District 36: Democrats >99%District 37: Democrats >99%District 38: Democrats >99%District 39: Democrats 24%District 40: Democrats >99%District 41: Democrats >99%District 42: Democrats >99%District 43: Democrats 99%District 44: Democrats 21%District 45: Democrats 4%District 46: Democrats 99%District 47: Democrats <1%District 48: Democrats <1%District 49: Democrats >99%District 50: Democrats 89%District 51: Democrats 84%District 52: Democrats >99%District 53: Democrats >99%District 54: Democrats <1%District 55: Democrats 17%District 56: Democrats <1%District 57: Democrats >99%District 58: Democrats 44%District 59: Democrats 98%District 60: Democrats <1%District 61: Democrats >99%District 62: Democrats 99%District 63: Democrats <1%District 64: Democrats 2%District 65: Democrats <1%131926293538464749505152535455565758596062636465
Safe DLean DToss upLean RSafe R

District shapes are estimated from where each district's voters live in the precinct returns, not drawn from the official boundary files.

Pick a district

Hover the map for the odds in any district. Click one to pin it here and find it in the table below.

Every seat

Average 48 D to 17 R
District 1: Democrats win >99%District 2: Democrats win >99%District 3: Democrats win >99%District 4: Democrats win >99%District 5: Democrats win >99%District 6: Democrats win >99%District 7: Democrats win >99%District 8: Democrats win >99%District 9: Democrats win >99%District 10: Democrats win >99%District 11: Democrats win >99%District 12: Democrats win >99%District 13: Democrats win >99%District 17: Democrats win >99%District 23: Democrats win >99%District 24: Democrats win >99%District 27: Democrats win >99%District 28: Democrats win >99%District 29: Democrats win >99%District 30: Democrats win >99%District 31: Democrats win >99%District 33: Democrats win >99%District 35: Democrats win >99%District 36: Democrats win >99%District 37: Democrats win >99%District 38: Democrats win >99%District 40: Democrats win >99%District 41: Democrats win >99%District 42: Democrats win >99%District 49: Democrats win >99%District 52: Democrats win >99%District 53: Democrats win >99%District 57: Democrats win >99%District 61: Democrats win >99%District 18: Democrats win >99%District 32: Democrats win >99%District 26: Democrats win >99%District 25: Democrats win >99%District 34: Democrats win >99%District 19: Democrats win >99%District 62: Democrats win 99%District 46: Democrats win 99%District 43: Democrats win 99%District 59: Democrats win 98%District 16: Democrats win 97%District 50: Democrats win 89%District 51: Democrats win 84%District 58: Democrats win 44%District 39: Democrats win 24%District 15: Democrats win 22%District 44: Democrats win 21%District 22: Democrats win 17%District 55: Democrats win 17%District 21: Democrats win 17%District 14: Democrats win 10%District 45: Democrats win 4%District 64: Democrats win 2%District 48: Democrats win <1%District 20: Democrats win <1%District 47: Democrats win <1%District 54: Democrats win <1%District 56: Democrats win <1%District 60: Democrats win <1%District 63: Democrats win <1%District 65: Democrats win <1%
Safe DLean DToss upLean RSafe R
Democratic seats across 2,000 simulations
33 for a majority404659

Every House district

DistrictLast winner2026 nominees2024 leanForecastDem winRating
58Larry Don Suckla 2024Susannah Smith vs Larry Don SucklaR +9.4R +1.344%Toss up
39Brandi Bradley 2024Christian Schilder vs Brandi BradleyR +8.8R +4.824%Lean R
15Scott Bottoms 2024Jeff K. Livingston vs Pricella TiegenR +13.6R +5.322%Lean R
44Anthony Hartsook 2024Richard Bowness vs Anthony HartsookR +10.0R +5.521%Lean R
51Ron Weinberg 2024Jacki Marsh vs Amy ParksD +0.8D +6.384%Likely D
21Mary Bradfield 2024Michelle Tweed vs Brenda MillerR +15.5R +6.517%Likely R
22Ken Degraaf 2024Michael Pierson vs Ken DeGraafR +10.7R +6.517%Likely R
55Rick Taggart 2024Brittni Packard vs Rick TaggartR +14.8R +6.617%Likely R
50Ryan Gonzalez 2024Tommy Butler vs Ryan GonzalezR +3.4D +8.189%Likely D
14Rose Pugliese 2024Sarah Emery vs Ava FlanellR +10.7R +9.010%Likely R
How this is built
Each district starts from its 2024 presidential vote, read off the precincts that voted in it, and moves with the state's 2026 House forecast and the national generic ballot. Half of what the last legislative winner ran ahead of the district carries over, 2026 primary turnout moves districts where it is posted, and district and statewide legislative polls count by recency and sample. A seat with no candidate from one party is called for the other. 2,000 simulations share a national, a state and a district shock. The map's district shapes are estimated from where each district's voters are in the precinct returns. All chambers.