2020Final results
2020 election for California Senate District 31
California State Senate · California
Richard Roth (D) won with 59.0% of the vote, defeating Rod D. Taylor (R) by 18.0 points.
Richard RothDemocrat · winner · incumbent
59.0%216,910
Rod D. TaylorRepublican
41.0%150,734
367,644 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