California State Senate District 31

Next vote Tue, Nov 3, 2026 · Represented by Sabrina Cervantes Democratic · Member list as of Oct 28

This seat has no race on the official 2026 list.

Last election: Sabrina Cervantes (Democratic) won by 8.6 points, 2024
Earlier results: Richard D. Roth (Democratic) won by 18.0 points, 2020, older linesRichard Roth (Democratic) won by 21.1 points, 2016, older linesAll 15 elections

Past results

Votes for listed candidates: 282,276
Election day: November 5, 2024
District map: Same as today

California Senate District 31, 1968 to 2024, 2024, every candidate
Candidate	Party	Votes and share	Share
DemocraticSabrina CervantesWon	Democratic	153,28254.3%	54.3%
RepublicanCynthia Navarro	Republican	128,99445.7%	45.7%

Votes for listed candidates: 367,644
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

California Senate District 31, 1968 to 2024, 2020, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard D. RothWon(incumbent)	Democratic	216,91059.0%	59.0%
RepublicanRod D. Taylor	Republican	150,73441.0%	41.0%

Votes for listed candidates: 276,812
Election day: November 8, 2016
District map: Older district map (2012 to 2021)

California Senate District 31, 1968 to 2024, 2016, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard RothWon(incumbent)	Democratic	167,57460.5%	60.5%
RepublicanRichard Reed	Republican	109,23839.5%	39.5%

Votes for listed candidates: 242,202
Election day: November 6, 2012
District map: Older district map (2012 to 2021)

California Senate District 31, 1968 to 2024, 2012, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard RothWon	Democratic	133,88255.3%	55.3%
RepublicanJeff Miller	Republican	108,32044.7%	44.7%

2024: California Secretary of State, Statement of Vote, Nov 5 2024 general (summary pages), retrieved Oct 28, 2026
1968 to 2020: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source

Only part of this chamber is up in a given cycle. Which districts vote on which date is not on file. Last contest in this district on file: 2024.

All elections (15 for this seat)

Votes for listed candidates: 282,276
Election day: November 5, 2024
District map: Same as today

California Senate District 31, 1968 to 2024, 2024, every candidate
Candidate	Party	Votes and share	Share
DemocraticSabrina CervantesWon	Democratic	153,28254.3%	54.3%
RepublicanCynthia Navarro	Republican	128,99445.7%	45.7%

Votes for listed candidates: 367,644
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

California Senate District 31, 1968 to 2024, 2020, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard D. RothWon(incumbent)	Democratic	216,91059.0%	59.0%
RepublicanRod D. Taylor	Republican	150,73441.0%	41.0%

Votes for listed candidates: 276,812
Election day: November 8, 2016
District map: Older district map (2012 to 2021)

California Senate District 31, 1968 to 2024, 2016, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard RothWon(incumbent)	Democratic	167,57460.5%	60.5%
RepublicanRichard Reed	Republican	109,23839.5%	39.5%

Votes for listed candidates: 242,202
Election day: November 6, 2012
District map: Older district map (2012 to 2021)

California Senate District 31, 1968 to 2024, 2012, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard RothWon	Democratic	133,88255.3%	55.3%
RepublicanJeff Miller	Republican	108,32044.7%	44.7%

Votes for listed candidates: 317,169
Election day: November 4, 2008
District map: Older district map (2002 to 2011)

California Senate District 31, 1968 to 2024, 2008, every candidate
Candidate	Party	Votes and share	Share
RepublicanBob DuttonWon(incumbent)	Republican	186,19158.7%	58.7%
DemocraticAmeenah Fuller	Democratic	130,97341.3%	41.3%
IndependentDenise M. Sternberg	Independent	50.0%	0.0%

Votes for listed candidates: 287,212
Election day: November 2, 2004
District map: Older district map (2002 to 2011)

California Senate District 31, 1968 to 2024, 2004, every candidate
Candidate	Party	Votes and share	Share
RepublicanBob DuttonWon	Republican	170,90059.5%	59.5%
DemocraticMarjorie Musser Mikels	Democratic	116,31240.5%	40.5%

Votes for listed candidates: 261,527
Election day: November 7, 2000
District map: Older district map (1992 to 2001)

California Senate District 31, 1968 to 2024, 2000, every candidate
Candidate	Party	Votes and share	Share
RepublicanJames BrulteWon(incumbent)	Republican	153,74558.8%	58.8%
DemocraticMike Rayburn	Democratic	97,93137.5%	37.5%
LibertarianFritz R. Ward	Libertarian	9,8513.8%	3.8%

Votes for listed candidates: 246,754
Election day: November 5, 1996
District map: Older district map (1992 to 2001)

California Senate District 31, 1968 to 2024, 1996, every candidate
Candidate	Party	Votes and share	Share
RepublicanJames BrulteWon	Republican	143,53758.2%	58.2%
DemocraticGary George	Democratic	103,21741.8%	41.8%

Votes for listed candidates: 192,328
Election day: November 3, 1992
District map: Older district map (1992 to 2001)

California Senate District 31, 1968 to 2024, 1992, every candidate
Candidate	Party	Votes and share	Share
RepublicanBill LeonardWon(incumbent)	Republican	192,17199.9%	99.9%
OtherBiggs	Other	1190.1%	0.1%
OtherSchmidt	Other	380.0%	0.0%

Votes for listed candidates: 286,815
Election day: November 8, 1988
District map: Older district map (1984 to 1991)

California Senate District 31, 1968 to 2024, 1988, every candidate
Candidate	Party	Votes and share	Share
RepublicanWilliam CampbellWon(incumbent)	Republican	197,57668.9%	68.9%
DemocraticJanice Lynn Graham	Democratic	89,23931.1%	31.1%

Votes for listed candidates: 259,404
Election day: November 6, 1984
District map: Older district map (1984 to 1991)

California Senate District 31, 1968 to 2024, 1984, every candidate
Candidate	Party	Votes and share	Share
RepublicanWilliam CampbellWon(incumbent)	Republican	194,65675.0%	75.0%
DemocraticStan Caress	Democratic	64,74825.0%	25.0%

Votes for listed candidates: 165,222
Election day: November 4, 1980
District map: Older district map (1974 to 1981)

California Senate District 31, 1968 to 2024, 1980, every candidate
Candidate	Party	Votes and share	Share
RepublicanOllie SperawWon	Republican	90,19654.6%	54.6%
DemocraticRobert E. Fronke	Democratic	75,02645.4%	45.4%

Votes for listed candidates: 179,142
Election day: November 2, 1976
District map: Older district map (1974 to 1981)

California Senate District 31, 1968 to 2024, 1976, every candidate
Candidate	Party	Votes and share	Share
RepublicanGeorge DeukmejianWon(incumbent)	Republican	93,80852.4%	52.4%
DemocraticRenee Simon	Democratic	85,33447.6%	47.6%

Votes for listed candidates: 161,819
Election day: November 7, 1972
District map: Older district map (1966 to 1973)

California Senate District 31, 1968 to 2024, 1972, every candidate
Candidate	Party	Votes and share	Share
DemocraticJames O. WedworthWon(incumbent)	Democratic	118,30273.1%	73.1%
RepublicanJohn Mann	Republican	43,51726.9%	26.9%

Votes for listed candidates: 164,655
Election day: November 5, 1968
District map: Older district map (1966 to 1973)

California Senate District 31, 1968 to 2024, 1968, every candidate
Candidate	Party	Votes and share	Share
DemocraticJames O. WedworthWon(incumbent)	Democratic	114,53069.6%	69.6%
RepublicanGary R. Arnold	Republican	50,12530.4%	30.4%

2024: California Secretary of State, Statement of Vote, Nov 5 2024 general (summary pages), retrieved Oct 28, 2026

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Election Wrld. (2026). California State Senate District 31, election results 1968 to 2024. https://www.electionwrld.com/ca/senate/31. Retrieved October 31, 2026.

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Sources

Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; California Secretary of State, Statement of Vote, Nov 5 2024 general (summary pages) (US state public record), retrieved Oct 28, 2026; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), California Secretary of State, Statement of Vote, Nov 5 2024 generalData as of Oct 28, 2026