San Joaquin County, California: Razor-Thin Margins
California · Presidential Elections 1876–2024
R+0.9
2024 Margin
R+14.7%
2020→2024 Swing
R since 2024
Voting Streak
779K
Population
San Joaquin County, California voted R+0.9 for Donald Trump in 2024, with Trump receiving 128,996 votes (48.69%). This represented a R+14.7% swing toward Republicans compared to 2020. The county has voted Republican in every presidential election since 2024.
Quick Stats
2024 ResultR+0.9
2020→2024 SwingR+14.7%
Voting StreakR since 2024
Elections on Record38
Demographics
Population779,233
Median Age
34.8(US: 38.4)
College (BA+)
28.6%(US: 47.9%)
Median Income
$82,837(US: $78k)
White (non-Hisp)
27.9%(US: 57.5%)
Hispanic
42.2%(US: 18.6%)
Black
7.7%(US: 12.3%)
Asian
17.2%(US: 5.7%)
Homeownership
61.5%(US: 64.2%)
Poverty Rate
12.6%(US: 12.4%)
Veterans
4.4%(US: 6.4%)
Community Profile
Presidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 47.8%(126,647) | 48.7%(128,996) | R+0.9 | R+14.7 |
| 2020 | 55.6%(161,137) | 41.8%(121,098) | D+13.8 | R+0.4 |
| 2016 | 53.4%(121,124) | 39.2%(88,936) | D+14.2 | D+0.5 |
| 2012 | 55.6%(114,121) | 41.9%(86,071) | D+13.7 | D+3.0 |
| 2008 | 54.2%(113,974) | 43.6%(91,607) | D+10.6 | D+18.0 |
| 2004 | 45.8%(87,012) | 53.2%(100,978) | R+7.4 | R+6.2 |
| 2000 | 47.7%(79,776) | 48.9%(81,773) | R+1.2 | R+2.6 |
| 1996 | 46.3%(67,253) | 44.9%(65,131) | D+1.5 | R+2.0 |
| 1992 | 41.3%(63,655) | 37.8%(58,355) | D+3.4 | D+13.3 |
| 1988 | 44.6%(61,699) | 54.4%(75,309) | R+9.8 | D+10.5 |
Source: Official state election returns via MIT Election Data + Science Lab
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2018 | 46.1%(79,088) | 0.0%(0) | D+46.1 | D+32.1 |
| 2012 | 57.0%(113,706) | 43.0%(85,787) | D+14.0 | R+0.7 |
| 2006 | 54.7%(75,011) | 40.0%(54,874) | D+14.7 | D+3.3 |
| 2000 | 52.6%(86,731) | 41.2%(67,907) | D+11.4 | D+23.5 |
| 1994 | 39.9%(50,218) | 52.0%(65,466) | R+12.1 | R+17.9 |
| 1992 | 48.9%(76,607) | 43.1%(67,531) | D+5.8 | D+20.0 |
| 1988 | 41.1%(56,330) | 55.3%(75,753) | R+14.2 | D+0.0 |
| 1982 | 40.8%(44,199) | 55.0%(59,606) | R+14.2 | R+5.9 |
| 1976 | 44.7%(44,262) | 53.0%(52,465) | R+8.3 | R+11.4 |
| 1970 | 50.8%(46,681) | 47.7%(43,807) | D+3.1 | D+5.3 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2018 | 52.2%(101,474) | 47.8%(92,966) | D+4.4 | R+2.7 |
| 2014 | 53.5%(62,614) | 46.5%(54,331) | D+7.1 | D+3.5 |
| 2010 | 48.9%(77,623) | 45.3%(71,999) | D+3.5 | D+28.0 |
| 2006 | 35.8%(49,868) | 60.3%(83,952) | R+24.5 | R+20.8 |
| 2002 | 43.5%(53,747) | 47.2%(58,239) | R+3.6 | R+10.1 |
| 1998 | 52.0%(64,377) | 45.6%(56,447) | D+6.4 | D+32.8 |
| 1994 | 34.9%(44,787) | 61.4%(78,682) | R+26.4 | R+12.7 |
| 1990 | 41.2%(46,653) | 55.0%(62,249) | R+13.8 | D+30.6 |
| 1986 | 26.9%(28,817) | 71.3%(76,297) | R+44.4 | R+21.0 |
| 1982 | 36.6%(40,002) | 60.1%(65,583) | R+23.4 | R+33.8 |
Source: Official state election returns via MIT Election Data + Science Lab