2020Final results
2020 election for Colorado House District 58
Colorado House of Representatives · Colorado
Marc Catlin (R) won with 64.9% of the vote, defeating Seth Cagin (D) by 29.8 points.
Marc CatlinRepublican · winner · incumbent
64.9%29,424
Seth CaginDemocrat
35.1%15,897
45,321 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET