The rating comes from the Crosstab House forecast, which combines the national environment from generic-ballot polling with each district's political lean. Explore the House map.
CO-02 (Safe Democratic) · CO-03 (Toss-up) · CO-04 (Likely Republican) · CO-05 (Toss-up) · CO-06 (Safe Democratic) · CO-07 (Safe Democratic) · CO-08 (Likely Democratic)
Crosstab rates Colorado's 1st District Safe Democratic: Democrats have a 100% chance of winning it, and the forecast projects Democrats ahead by 66.2 points.
Diana DeGette (Democrat) is the incumbent.
Updated 2026-10-04 · Crosstab, nonpartisan polling analysis.