California's 48th congressional district: election results

U.S. House elections in California's 48th congressional district, 1998 to 2024: winners, vote shares and margins. District lines are redrawn after each census, so the area covered changes over time.

Current representative: Darrell Issa (Republican), term ends 2027-01-03.

California's 48th congressional district: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.

Year	Winner	Party	Share	Margin
2024	Darrell E. Issa	Republican	59.3%	18.6
2022	Darrell E. Issa	Republican	60.4%	20.7
2020	Michelle Steel	Republican	51.1%	2.1
2018	Harley Rouda	Democratic	53.6%	7.1
2016	Dana Rohrabacher	Republican	58.3%	16.6
2014	Dana Rohrabacher	Republican	64.1%	28.2
2012	Dana Rohrabacher	Republican	61.0%	22.0
2010	John Campbell	Republican	59.9%	23.5
2008	John Campbell	Republican	55.6%	14.9
2006	John Campbell	Republican	59.9%	22.7
2005 special	John Campbell	Republican	44.4%	16.7
2004	Christopher Cox	Republican	65.0%	32.8
2002	Christopher Cox	Republican	68.4%	40.0
2000	Darrell E. Issa	Republican	61.4%	33.1
1998	Ronald C. Packard	Republican	76.9%	64.0

2024

Candidate	Party	Votes	Share
Darrell E. Issa Won	REP	213,625	59.29%
Stephen Houlahan	DEM	146,665	40.71%
Total		360,290

2022

Candidate	Party	Votes	Share
Darrell E. Issa Won	REP	155,171	60.36%
Stephen Houlahan	DEM	101,900	39.64%
Total		257,071

2020

Candidate	Party	Votes	Share
Michelle Steel Won	REP	201,738	51.06%
Harley Rouda	DEM	193,362	48.94%
Total		395,100

Questions and answers

Who represents California's 48th congressional district?

Darrell Issa (Republican) is the current representative; the term ends on 2027-01-03.

Who won the last election in California's 48th congressional district?

Darrell E. Issa won in 2024 by 18.6 points.

Results: FiveThirtyEight, from official sources.