Melat Kiros, 2026 Colorado 1st District House Democratic candidate
Melat Kiros
DEMOCRATIC
Graduate Student
Colorado state flag

Colorado1st District2026 HOUSE FORECAST

Christy Peterson, 2026 Colorado 1st District House Republican candidate
Christy Peterson
REPUBLICAN
Office Manager

2026 Colorado 1st District House Forecast:

Proprietary forecast for Colorado's 1st congressional district House election between Democrat Melat Kiros and Republican Christy Peterson. This page will update with a daily set of 100,000 new simulations as race fundamentals change in order to produce race odds, projected margin, and forecasted vote share. This page also includes polling averages when available.

The 2026 Colorado 1st District House election features Democrat Melat Kiros and Republican Christy Peterson. The seat is open in 2026, but the race to fill it is not expected to be competitive. In 2024, Kamala Harris won Colorado's 1st congressional district by 19.5%, and the election for the district's House seat is rated as solid Democratic in 2026.

Year
2026
Race
House
District
CO-1
Democratic candidate
Melat Kiros
Republican candidate
Christy Peterson
Incumbent / open seat
Open seat
Forecast rating
Solid D
Projected vote
70.0% D / 30.0% R
Projected margin
D +40.0
Forecast odds
99.9% D / 0.1% R
Forecast last updated
12:00 AM on July 2, 2026
Polling average
Polling average margin
Polling last updated
Polls included
0
Latest poll