California State Legislature

State Senate, 40th District


Current Registration Data (As of January 2023)
Total Voters DEM REP OTHER MARGIN
567,204 34.82% 34.00% 31.18% D +0.83%
Candidate Performance
Election DEM REP Margin Turnout
2022 Gubernatorial Newsom - 47.57% Dahle - 52.43% R +4.9% N/A
2020 Presidential Biden - 52.2% Trump - 45.5% D +6.70% N/A
2018 Gubernatorial Newsom - 45.5% Cox - 52.9% R +7.40% N/A
2016 Presidential Clinton - 46.7% Trump - 47.3% R +0.60% N/A
Census Data (Voting Age Population)
Total Population Total White Hispanic Black Asian Native Pacific
950,656 48.3% 26.1% 3.5% 20.4% 3.2% 0.9%

2022 General Election Results (November 8, 2022)
Name Votes Vote % Vote Share
Brian Jones (R) 170,109 53.15%
Joseph Rocha (D) 149,948 46.85%
2022 Primary Election Results (June 7, 2022)
Name Votes Vote % Vote Share
Brian Jones (R) 113,400 54.43%
Joseph Rocha (D) 94,960 45.57%
2018 General Election Results (November 6, 2018)
Name Votes Vote % Vote Share
Ben Hueso (D) 152,896 65.87%
Luis Vargas (R) 79,207 34.13%
2018 Primary Election Results (June 5, 2018)
Name Votes Vote % Vote Share
Ben Hueso (D) 70,649 60.13%
Luis Vargas (R) 46,850 39.87%