California's 33rd congressional district: election results

U.S. House elections in California's 33rd 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: Pete Aguilar (Democrat), term ends 2027-01-03.

California's 33rd congressional district: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.

Year	Winner	Party	Share	Margin
2024	Pete Aguilar	Democratic	58.8%	17.6
2022	Pete Aguilar	Democratic	57.7%	15.4
2020	Ted W. Lieu	Democratic	67.6%	35.2
2018	Ted W. Lieu	Democratic	70.0%	40.1
2016	Ted W. Lieu	Democratic	66.4%	32.9
2014	Ted W. Lieu	Democratic	59.2%	18.4
2012	Henry A. Waxman	Democratic	54.0%	7.9
2010	Karen Bass	Democratic	86.1%	72.2
2008	Diane E. Watson	Democratic	87.6%	75.1
2006	Diane E. Watson	Democratic	100.0%	—
2004	Diane E. Watson	Democratic	88.6%	77.2
2002	Diane E. Watson	Democratic	82.5%	68.5
2000	Lucille Roybal-Allard	Democratic	84.5%	73.0
1998	Lucille Roybal-Allard	Democratic	87.2%	74.4
1982	David T. Dreier	Republican	65.2%	33.0
1980	Wayne R. Grisham	Republican	70.9%	41.7
1978	Wayne R. Grisham	Republican	56.0%	12.0
1976	Delwin Morgan Clawson	Republican	55.1%	10.2

2024

Candidate	Party	Votes	Share
Pete Aguilar Won	DEM	137,197	58.81%
Tom Herman	REP	96,078	41.19%
Total		233,275

2022

Candidate	Party	Votes	Share
Pete Aguilar Won	DEM	76,588	57.71%
John Mark Porter	REP	56,119	42.29%
Total		132,707

2020

Candidate	Party	Votes	Share
Ted W. Lieu Won	DEM	257,094	67.58%
James Bradley	REP	123,334	32.42%
Total		380,428

Questions and answers

Who represents California's 33rd congressional district?

Pete Aguilar (Democrat) is the current representative; the term ends on 2027-01-03.

Who won the last election in California's 33rd congressional district?

Pete Aguilar won in 2024 by 17.6 points.

Results: FiveThirtyEight, from official sources.