Orange County, CA

CA · Presidential Elections 1892–2024

D+2.7
2024 Margin
R+6.4%
2020→2024 Swing
D since 2016
Voting Streak
3.2M
Population

Orange County, CA (California) voted D+2.7 for Kamala Harris (Democrat) in the 2024 presidential election, with Harris receiving 691,731 votes (49.72%) to 654,815 (47.06%) for Trump.

This represents a R+6.4% swing toward Republicans compared to 2020. Orange County is classified as a competitive Democratic county. Orange County has voted Democratic in every presidential election since 2016. The county has a population of approximately 3,165,820.

Quick Stats

2024 ResultD+2.7
2020→2024 SwingR+6.4%
Voting StreakD since 2016
Elections on Record34

Demographics

Population3,165,820
Median Age
39.4(US: 38.7)
College (BA+)
44.1%(US: 35.2%)
Median Income
$116,289(US: $80k)
White (non-Hisp)
37.6%(US: 57.6%)
Hispanic
34.2%(US: 19.1%)
Black
1.7%(US: 12.2%)
Asian
21.7%(US: 5.7%)
Homeownership
56.4%(US: 64.5%)
Poverty Rate
9.5%(US: 12.3%)
Veterans
3.5%(US: 6.2%)
Non-English (CVAP)
38.3%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
29.9%(Above Average)
Evangelical
11.7%
LDS/Mormon
2.3%
Mainline Protestant
1.3%
Black Protestant
0.1%
+ 1 more traditions

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

Mexican
28.4%Significant Hub(2.5x)
German
7.5%
English
7.3%
Irish
6.0%
American Heritage
4.5%
Italian
3.6%
+ 3 more reported ancestry groups

Age Distribution

Median:39.4 yrs(US: 38.5)
Under 18
21.0%
18-29
8.9%↓
30-44
20.8%
45-64
33.0%↑
65+
16.3%
National average

Employment by Industry

Census ACS
Professional & Technical
15.2%(1.3x US)
Manufacturing
11.8%(1.2x US)
Retail Trade
10.0%
Educational Services
9.9%(1.2x US)
Construction
5.8%(0.9x US)
Healthcare & Social Services
4.8%
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202449.7%(691,731)47.1%(654,815)D+2.7R+6.4
202053.5%(814,009)44.4%(676,498)D+9.0D+0.4
201650.9%(609,961)42.4%(507,148)D+8.6D+14.8
201245.6%(512,440)51.9%(582,332)R+6.2R+3.7
200847.6%(549,558)50.2%(579,064)R+2.6D+18.1
200439.0%(419,239)59.7%(641,832)R+20.7R+5.3
200040.4%(391,819)55.8%(541,299)R+15.4R+1.6
199637.9%(327,485)51.7%(446,717)R+13.8R+1.5
199231.6%(306,930)43.9%(426,613)R+12.3D+24.4
198831.1%(269,013)67.8%(586,230)R+36.7D+13.8

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

Presidential Margin Trend

Orange County, CA • 1892–2024

D+R++60+40+200-20-40-6018921900190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202449.5%(674,882)50.5%(688,967)R+1.0R+101.0
2018100.0%(922,492)0.0%(0)D+100.0D+7.6
201692.4%(962,965)0.0%(0)D+92.4D+97.4
201247.5%(515,902)52.5%(570,574)R+5.0R+0.5
200645.1%(321,646)49.7%(353,924)R+4.5D+2.7
200042.7%(403,123)50.0%(471,410)R+7.2D+19.8
199431.9%(239,010)58.9%(441,398)R+27.0R+15.9
199239.9%(377,170)50.9%(481,810)R+11.1D+28.3
198828.9%(251,264)68.2%(593,614)R+39.4R+4.8
198231.1%(211,347)65.7%(445,803)R+34.5R+10.6

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202248.5%(464,206)51.5%(492,734)R+3.0R+3.3
201850.1%(543,047)49.9%(539,951)D+0.3D+11.4
201444.4%(275,707)55.6%(344,817)R+11.1D+8.3
201037.4%(328,663)56.8%(499,878)R+19.5D+24.8
200625.5%(185,388)69.7%(507,413)R+44.2R+21.5
200234.7%(222,149)57.4%(368,152)R+22.8R+15.4
199844.7%(318,198)52.1%(370,736)R+7.4D+32.7
199427.7%(211,132)67.7%(516,811)R+40.1R+7.7
199031.3%(208,886)63.7%(425,025)R+32.4D+13.0
198626.5%(172,782)71.9%(468,092)R+45.4R+20.6

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

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