Riverside County, CA
CA · Presidential Elections 1896–2024
Riverside County, CA (California) voted R+1.3 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 463,677 votes (49.3%) to 451,782 (48.04%) for Harris.
This represents a R+9.2% swing toward Republicans compared to 2020. Riverside County is classified as a competitive Republican county. Riverside County has voted Republican in every presidential election since 2024. The county has a population of approximately 2,478,600.
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Quick Stats
Demographics
Community Profile
Religious Composition
Source: Religion Census 2020Ancestry Groups
Source: Census ACSTop reported ancestry groups (compared to national average).
Age Distribution
Employment by Industry
Census ACSPresidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 48.0%(451,782) | 49.3%(463,677) | R+1.3 | R+9.2 |
| 2020 | 53.0%(528,340) | 45.0%(449,144) | D+7.9 | D+2.6 |
| 2016 | 49.7%(373,695) | 44.4%(333,243) | D+5.4 | D+3.7 |
| 2012 | 49.6%(329,063) | 48.0%(318,127) | D+1.6 | R+0.7 |
| 2008 | 50.2%(325,017) | 47.9%(310,041) | D+2.3 | D+19.1 |
| 2004 | 41.0%(228,806) | 57.8%(322,473) | R+16.8 | R+10.3 |
| 2000 | 44.9%(202,576) | 51.4%(231,955) | R+6.5 | R+3.9 |
| 1996 | 43.0%(168,579) | 45.6%(178,611) | R+2.6 | R+4.1 |
| 1992 | 38.6%(166,241) | 37.1%(159,457) | D+1.6 | D+21.5 |
| 1988 | 39.6%(133,122) | 59.5%(199,979) | R+19.9 | D+8.1 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Riverside County, CA • 1896–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 48.3%(443,181) | 51.7%(474,241) | R+3.4 | R+103.4 |
| 2018 | 100.0%(547,976) | 0.0%(0) | D+100.0 | D+7.7 |
| 2016 | 92.3%(573,202) | 0.0%(0) | D+92.3 | D+88.5 |
| 2012 | 51.9%(327,698) | 48.1%(303,651) | D+3.8 | D+1.7 |
| 2006 | 48.5%(183,532) | 46.4%(175,543) | D+2.1 | R+1.4 |
| 2000 | 48.3%(210,235) | 44.8%(195,085) | D+3.5 | D+25.6 |
| 1994 | 33.9%(115,333) | 56.1%(190,615) | R+22.2 | R+21.3 |
| 1992 | 44.4%(187,548) | 45.3%(191,258) | R+0.9 | D+19.3 |
| 1988 | 38.4%(128,422) | 58.6%(195,956) | R+20.2 | R+2.3 |
| 1982 | 39.5%(88,106) | 57.3%(127,934) | R+17.9 | R+21.7 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 47.8%(285,000) | 52.2%(310,901) | R+4.3 | R+4.0 |
| 2018 | 49.8%(319,845) | 50.2%(322,243) | R+0.4 | D+5.5 |
| 2014 | 47.1%(165,340) | 52.9%(185,805) | R+5.8 | D+2.1 |
| 2010 | 42.7%(206,398) | 50.6%(244,659) | R+7.9 | D+27.5 |
| 2006 | 30.1%(115,803) | 65.5%(251,962) | R+35.4 | R+23.0 |
| 2002 | 40.3%(121,845) | 52.7%(159,440) | R+12.4 | R+17.8 |
| 1998 | 51.1%(173,567) | 45.7%(155,175) | D+5.4 | D+38.5 |
| 1994 | 31.1%(107,207) | 64.2%(221,027) | R+33.0 | R+13.2 |
| 1990 | 37.5%(102,847) | 57.3%(157,214) | R+19.8 | D+12.2 |
| 1986 | 33.1%(78,891) | 65.1%(155,318) | R+32.0 | R+23.4 |
Source: Official state election returns via MIT Election Data + Science Lab