2024Final results
2024 election for Colorado House District 1
Colorado House of Representatives · Colorado
Javier Mabrey (D) won with 64.8% of the vote, defeating Barbara Dehaan (R) by 29.5 points.
Javier MabreyDemocrat · winner
64.8%22,104
Barbara DehaanRepublican
35.2%12,033
The same year, the district voted D+29.4 for president; this race was D+29.5.34,137 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET