2020Final results
2020 election for Colorado Senate District 21
Colorado State Senate · Colorado
Dominick Moreno (D) won with 63.5% of the vote, defeating Martin Mendez (R) by 27.1 points.
Dominick MorenoDemocrat · winner · incumbent
63.5%41,438
Martin MendezRepublican
36.5%23,769
65,207 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