San Diego County, California, CA

California · Presidential Elections 18762024

D+16.8
2024 Margin
R+6.0%
2020→2024 Swing
D since 2008
Voting Streak
3.3M
Population

San Diego County, California voted D+16.8 for Kamala Harris in 2024, with Harris receiving 841,372 votes (56.93%). This represented a R+6.0% swing toward Republicans compared to 2020. The county has voted Democratic in every presidential election since 2008.

Quick Stats

2024 ResultD+16.8
2020→2024 SwingR+6.0%
Voting StreakD since 2008
Elections on Record38

Demographics

Population3,298,634
Median Age
36.7(US: 38.4)
College (BA+)
58.6%(US: 47.9%)
Median Income
$96,974(US: $78k)
White (non-Hisp)
43.2%(US: 57.5%)
Hispanic
34.3%(US: 18.6%)
Black
4.7%(US: 12.3%)
Asian
12.1%(US: 5.7%)
Homeownership
54.5%(US: 64.2%)
Poverty Rate
10.3%(US: 12.4%)
Veterans
7.6%(US: 6.4%)

Community Profile

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202456.9%(841,372)40.1%(593,270)D+16.8R+6.0
202060.2%(964,650)37.5%(600,094)D+22.8D+3.1
201656.1%(735,476)36.4%(477,766)D+19.6D+12.1
201252.5%(626,957)45.0%(536,726)D+7.6R+2.6
200854.0%(666,581)43.8%(541,032)D+10.2D+16.3
200446.3%(526,437)52.5%(596,033)R+6.1R+2.1
200045.7%(437,666)49.6%(475,736)R+4.0R+2.5
199644.1%(389,964)45.6%(402,876)R+1.5R+3.0
199237.2%(367,397)35.7%(352,125)D+1.6D+23.4
198838.3%(333,264)60.2%(523,143)R+21.9D+10.0

Source: Official state election returns via MIT Election Data + Science Lab

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
201852.9%(526,628)0.0%(0)D+52.9D+44.1
201254.4%(622,781)45.6%(521,884)D+8.8R+1.8
200653.0%(403,711)42.4%(322,760)D+10.6D+0.0
200051.3%(466,461)40.8%(370,287)D+10.6D+25.9
199437.8%(279,249)53.2%(392,529)R+15.3R+18.7
199247.0%(442,855)43.6%(411,362)D+3.3D+34.3
198833.1%(283,554)64.1%(549,367)R+31.0R+13.8
198239.1%(242,135)56.4%(348,758)R+17.2D+0.5
197639.5%(248,958)57.3%(360,722)R+17.8R+11.4
197045.9%(192,316)52.3%(218,850)R+6.3D+6.7

Source: Official state election returns via MIT Election Data + Science Lab

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
201856.9%(658,346)43.1%(499,532)D+13.7D+11.6
201451.1%(346,419)48.9%(331,942)D+2.1D+7.9
201044.0%(399,845)49.8%(452,205)R+5.8D+29.5
200630.2%(234,938)65.5%(509,059)R+35.3R+24.1
200240.6%(268,278)51.7%(342,095)R+11.2R+14.3
199849.5%(364,169)46.3%(340,834)D+3.2D+34.5
199432.0%(240,937)63.4%(477,439)R+31.4R+10.7
199036.4%(244,759)57.1%(383,959)R+20.7D+12.9
198631.5%(184,395)65.2%(381,094)R+33.6R+25.5
198244.6%(279,113)52.8%(330,037)R+8.1R+29.8

Source: Official state election returns via MIT Election Data + Science Lab

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