Presidential elections · 2000–2024
Orange County, CA — Presidential Election Results (2000–2024)
In 2024, Orange County, California voted for Kamala D. Harris (Democratic) by D+2.7 — 691,731 Democratic to 654,815 Republican of 1,390,965 votes cast. From 2020 to 2024 it shifted 6.3 points toward Republicans. That makes it 17.4 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 Orange County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 691,731 | 654,815 | 44,419 | 49.7% | 47.1% | D+2.7 |
| 2020 | 814,009 | 676,498 | 31,606 | 53.5% | 44.4% | D+9.0 |
| 2016 | 609,961 | 507,148 | 80,412 | 50.9% | 42.3% | D+8.6 |
| 2012 | 512,440 | 582,332 | 27,892 | 45.6% | 51.9% | R+6.2 |
| 2008 | 549,558 | 579,064 | 25,065 | 47.6% | 50.2% | R+2.6 |
| 2004 | 419,239 | 641,832 | 12,225 | 39.1% | 59.8% | R+20.7 |
| 2000 | 391,819 | 541,299 | 37,787 | 40.4% | 55.8% | R+15.4 |
Orange County presidential elections — FAQ
Who carried Orange County in the 2024 presidential election?+
Kamala D. Harris (Democratic) carried Orange County, California in 2024 by D+2.7, with 1,390,965 votes cast. Data: MIT Election Data & Science Lab.
How did Orange County shift between 2020 and 2024?+
Orange County shifted 6.3 points toward Republicans between 2020 (D+9.0) and 2024 (D+2.7).
Is Orange County more Democratic or Republican than California overall?+
In 2024, Orange County went D+2.7 while California overall went D+20.1 — 17.4 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.