2016Final results
2016 election for California Senate District 1
California State Senate · California
Ted Gaines (R) won with 64.0% of the vote, defeating Rob Rowen (D) by 28.0 points.
Ted GainesRepublican · winner · incumbent
64.0%287,314
Rob RowenDemocrat
36.0%161,502
448,816 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET