2024Final results
2024 election for Colorado Senate District 5
Colorado State Senate · Colorado
Marc Catlin (R) won with 52.2% of the vote, defeating Cole Buerger (D) by 4.5 points.
Marc CatlinRepublican · winner
52.2%46,310
Cole BuergerDemocrat
47.8%42,357
The same year, the district voted R+0.6 for president; this race was R+4.5.88,667 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