San Luis Obispo County, California, CA
California · Presidential Elections 1876–2024
D+10.9
2024 Margin
R+2.2%
2020→2024 Swing
D since 2008
Voting Streak
282K
Population
San Luis Obispo County, California voted D+10.9 for Kamala Harris in 2024, with Harris receiving 81,314 votes (53.92%). This represented a R+2.2% swing toward Republicans compared to 2020. The county has voted Democratic in every presidential election since 2008.
Quick Stats
2024 ResultD+10.9
2020→2024 SwingR+2.2%
Voting StreakD since 2008
Elections on Record38
Demographics
Population282,424
Median Age
40.0(US: 38.4)
College (BA+)
54.1%(US: 47.9%)
Median Income
$90,158(US: $78k)
White (non-Hisp)
65.4%(US: 57.5%)
Hispanic
24.5%(US: 18.6%)
Black
1.6%(US: 12.3%)
Asian
3.8%(US: 5.7%)
Homeownership
61.9%(US: 64.2%)
Poverty Rate
12.8%(US: 12.4%)
Veterans
6.6%(US: 6.4%)
Community Profile
Presidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 53.9%(81,314) | 43.0%(64,932) | D+10.9 | R+2.2 |
| 2020 | 55.3%(88,310) | 42.2%(67,436) | D+13.1 | D+5.1 |
| 2016 | 48.9%(67,107) | 40.9%(56,164) | D+8.0 | D+7.0 |
| 2012 | 48.6%(61,258) | 47.6%(59,967) | D+1.0 | R+4.3 |
| 2008 | 51.2%(68,176) | 45.9%(61,055) | D+5.3 | D+12.5 |
| 2004 | 45.5%(58,742) | 52.7%(67,995) | R+7.2 | D+4.2 |
| 2000 | 40.9%(44,526) | 52.2%(56,859) | R+11.3 | R+5.0 |
| 1996 | 40.2%(40,395) | 46.5%(46,733) | R+6.3 | R+9.9 |
| 1992 | 38.4%(40,136) | 34.8%(36,384) | D+3.6 | D+16.7 |
| 1988 | 42.7%(35,667) | 55.9%(46,613) | R+13.1 | D+15.6 |
Source: Official state election returns via MIT Election Data + Science Lab
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2018 | 49.6%(53,242) | 0.0%(0) | D+49.6 | D+48.0 |
| 2012 | 50.8%(62,216) | 49.2%(60,262) | D+1.6 | R+3.8 |
| 2006 | 50.1%(47,891) | 44.7%(42,742) | D+5.4 | D+6.4 |
| 2000 | 45.1%(47,976) | 46.1%(49,055) | R+1.0 | D+12.5 |
| 1994 | 38.4%(32,777) | 51.8%(44,285) | R+13.5 | R+17.0 |
| 1992 | 47.5%(48,376) | 43.9%(44,775) | D+3.5 | D+23.6 |
| 1988 | 38.1%(32,452) | 58.2%(49,564) | R+20.1 | D+4.8 |
| 1982 | 35.3%(22,095) | 60.1%(37,681) | R+24.9 | R+17.8 |
| 1976 | 44.6%(23,614) | 51.7%(27,372) | R+7.1 | R+16.3 |
| 1970 | 53.6%(17,349) | 44.4%(14,379) | D+9.2 | D+7.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2018 | 51.6%(65,117) | 48.4%(61,137) | D+3.1 | R+5.5 |
| 2014 | 54.3%(46,606) | 45.7%(39,186) | D+8.7 | D+12.8 |
| 2010 | 45.1%(47,663) | 49.3%(52,056) | R+4.2 | D+28.0 |
| 2006 | 31.4%(30,568) | 63.6%(61,842) | R+32.1 | R+15.2 |
| 2002 | 36.4%(29,732) | 53.3%(43,552) | R+16.9 | R+19.4 |
| 1998 | 49.0%(42,543) | 46.5%(40,363) | D+2.5 | D+27.3 |
| 1994 | 35.3%(30,686) | 60.1%(52,270) | R+24.8 | R+12.7 |
| 1990 | 41.5%(30,140) | 53.5%(38,909) | R+12.1 | D+24.2 |
| 1986 | 30.9%(19,281) | 67.1%(41,893) | R+36.2 | R+28.3 |
| 1982 | 45.0%(28,417) | 52.9%(33,457) | R+8.0 | R+15.9 |
Source: Official state election returns via MIT Election Data + Science Lab