Presidential elections · 2000–2024
Harris County, TX — Presidential Election Results (2000–2024)
In 2024, Harris County, Texas voted for Kamala D. Harris (Democratic) by D+5.5 — 808,771 Democratic to 722,695 Republican of 1,557,484 votes cast. From 2020 to 2024 it shifted 7.8 points toward Republicans. That makes it 19.2 points more Democratic than Texas overall (R+13.7).
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 Harris County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 808,771 | 722,695 | 26,018 | 51.9% | 46.4% | D+5.5 |
| 2020 | 918,193 | 700,630 | 21,995 | 56.0% | 42.7% | D+13.3 |
| 2016 | 707,914 | 545,955 | 58,243 | 54.0% | 41.6% | D+12.3 |
| 2012 | 587,044 | 586,073 | 15,468 | 49.4% | 49.3% | D+0.1 |
| 2008 | 590,982 | 571,883 | 8,607 | 50.4% | 48.8% | D+1.6 |
| 2004 | 475,865 | 584,723 | 7,380 | 44.6% | 54.8% | R+10.2 |
| 2000 | 418,267 | 529,159 | 27,396 | 42.9% | 54.3% | R+11.4 |
Harris County presidential elections — FAQ
Who carried Harris County in the 2024 presidential election?+
Kamala D. Harris (Democratic) carried Harris County, Texas in 2024 by D+5.5, with 1,557,484 votes cast. Data: MIT Election Data & Science Lab.
How did Harris County shift between 2020 and 2024?+
Harris County shifted 7.8 points toward Republicans between 2020 (D+13.3) and 2024 (D+5.5).
Is Harris County more Democratic or Republican than Texas overall?+
In 2024, Harris County went D+5.5 while Texas overall went R+13.7 — 19.2 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.