California's 31st congressional district: election results

U.S. House elections in California's 31st congressional district, 1976 to 2024: winners, vote shares and margins. District lines are redrawn after each census, so the area covered changes over time.

Current representative: Gilbert Ray Cisneros, Jr. (Democrat), term ends 2027-01-03.

California's 31st congressional district: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.

Year	Winner	Party	Share	Margin
2024	Gil Cisneros	Democratic	59.7%	19.5
2022	Grace F. Napolitano	Democratic	59.5%	19.1
2020	Pete Aguilar	Democratic	61.3%	22.6
2018	Pete Aguilar	Democratic	58.7%	17.5
2016	Pete Aguilar	Democratic	56.1%	12.1
2014	Pete Aguilar	Democratic	51.7%	3.5
2012	Gary G. Miller	Republican	55.2%	10.4
2010	Xavier Becerra	Democratic	83.8%	67.6
2008	Xavier Becerra	Democratic	100.0%	—
2006	Xavier Becerra	Democratic	100.0%	—
2004	Xavier Becerra	Democratic	80.2%	60.4
2002	Xavier Becerra	Democratic	81.2%	62.3
2000	Hilda L. Solis	Democratic	79.4%	70.2
1998	Matthew G. Martinez	Democratic	70.0%	47.4
1982	Mervyn M. Dymally	Democratic	72.4%	44.8
1980	Mervyn M. Dymally	Democratic	64.4%	28.8
1978	Charles H. Wilson	Democratic	67.8%	35.5
1976	Charles H. Wilson	Democratic	100.0%	—

2024

Candidate	Party	Votes	Share
Gil Cisneros Won	DEM	148,095	59.73%
Daniel Jose Bocic Martinez	REP	99,856	40.27%
Total		247,951

2022

Candidate	Party	Votes	Share
Grace F. Napolitano Won	DEM	91,472	59.54%
Daniel Jose Bocic Martinez	REP	62,153	40.46%
Total		153,625

2020

Candidate	Party	Votes	Share
Pete Aguilar Won	DEM	175,315	61.29%
Agnes Gibboney	REP	110,735	38.71%
Total		286,050

Questions and answers

Who represents California's 31st congressional district?

Gilbert Ray Cisneros, Jr. (Democrat) is the current representative; the term ends on 2027-01-03.

Who won the last election in California's 31st congressional district?

Gil Cisneros won in 2024 by 19.5 points.

Results: FiveThirtyEight, from official sources.