Presidential elections · 2000–2024
Humboldt County, CA — Presidential Election Results (2000–2024)
In 2024, Humboldt County, California voted for Kamala D. Harris (Democratic) by D+28.4 — 39,800 Democratic to 21,559 Republican of 64,228 votes cast. From 2020 to 2024 it shifted 5.0 points toward Republicans. That makes it 8.3 points more Democratic 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 Humboldt County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 39,800 | 21,559 | 2,869 | 62.0% | 33.6% | D+28.4 |
| 2020 | 44,768 | 21,770 | 2,305 | 65.0% | 31.6% | D+33.4 |
| 2016 | 33,200 | 18,373 | 7,673 | 56.0% | 31.0% | D+25.0 |
| 2012 | 34,457 | 18,825 | 4,188 | 60.0% | 32.8% | D+27.2 |
| 2008 | 39,692 | 21,713 | 2,322 | 62.3% | 34.1% | D+28.2 |
| 2004 | 37,988 | 25,714 | 1,808 | 58.0% | 39.3% | D+18.7 |
| 2000 | 24,851 | 23,219 | 7,902 | 44.4% | 41.5% | D+2.9 |
Humboldt County presidential elections — FAQ
Who carried Humboldt County in the 2024 presidential election?+
Kamala D. Harris (Democratic) carried Humboldt County, California in 2024 by D+28.4, with 64,228 votes cast. Data: MIT Election Data & Science Lab.
How did Humboldt County shift between 2020 and 2024?+
Humboldt County shifted 5.0 points toward Republicans between 2020 (D+33.4) and 2024 (D+28.4).
Is Humboldt County more Democratic or Republican than California overall?+
In 2024, Humboldt County went D+28.4 while California overall went D+20.1 — 8.3 points more Democratic 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.