2020Final results
2020 election for California Senate District 21
California State Senate · California
Scott Wilk (R) won with 50.8% of the vote, defeating Kipp Mueller (D) by 1.6 points.
Scott WilkRepublican · winner · incumbent
50.8%199,342
Kipp MuellerDemocrat
49.2%193,202
392,544 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