Presidential elections · 2000–2024
Riverside County, CA — Presidential Election Results (2000–2024)
In 2024, Riverside County, California voted for Donald J. Trump (Republican) by R+1.3 — 451,782 Democratic to 463,677 Republican of 940,405 votes cast. From 2020 to 2024 it shifted 9.2 points toward Republicans. That makes it 21.4 points more Republican than California overall (D+20.1).
Data: MIT Election Data & Science Lab, Harvard Dataverse.
Margin by election, 2000–2024
Democratic minus Republican, in points of all votes cast — blue bars Democratic, red Republican.
Every election in Riverside County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 451,782 | 463,677 | 24,946 | 48.0% | 49.3% | R+1.3 |
| 2020 | 528,340 | 449,144 | 19,672 | 53.0% | 45.0% | D+7.9 |
| 2016 | 373,695 | 333,243 | 44,453 | 49.7% | 44.4% | D+5.4 |
| 2012 | 329,063 | 318,127 | 14,717 | 49.7% | 48.1% | D+1.7 |
| 2008 | 325,017 | 310,041 | 12,241 | 50.2% | 47.9% | D+2.3 |
| 2004 | 228,806 | 322,473 | 5,603 | 41.1% | 57.9% | R+16.8 |
| 2000 | 202,576 | 231,955 | 16,596 | 44.9% | 51.4% | R+6.5 |
Riverside County presidential elections — FAQ
Who carried Riverside County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Riverside County, California in 2024 by R+1.3, with 940,405 votes cast. Data: MIT Election Data & Science Lab.
How did Riverside County shift between 2020 and 2024?+
Riverside County shifted 9.2 points toward Republicans between 2020 (D+7.9) and 2024 (R+1.3).
Is Riverside County more Democratic or Republican than California overall?+
In 2024, Riverside County went R+1.3 while California overall went D+20.1 — 21.4 points more Republican than the state.
Where does this election data come from?+
County-level presidential returns (2000–2024) come from the MIT Election Data and Science Lab (MEDSL), published on the Harvard Dataverse. pumsdata is an independent product that makes the data easy to map and compare, and is not affiliated with MEDSL or Harvard.