Presidential elections · 2000–2024
Pima County, AZ — Presidential Election Results (2000–2024)
In 2024, Pima County, Arizona voted for Kamala D. Harris (Democratic) by D+15.1 — 292,450 Democratic to 214,669 Republican of 515,287 votes cast. From 2020 to 2024 it shifted 3.6 points toward Republicans. That makes it 20.6 points more Democratic than Arizona overall (R+5.5).
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 Pima County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 292,450 | 214,669 | 8,168 | 56.8% | 41.7% | D+15.1 |
| 2020 | 304,981 | 207,758 | 7,658 | 58.6% | 39.9% | D+18.7 |
| 2016 | 224,661 | 167,428 | 29,551 | 53.3% | 39.7% | D+13.6 |
| 2012 | 201,251 | 174,779 | 6,220 | 52.6% | 45.7% | D+6.9 |
| 2008 | 206,254 | 182,406 | 4,768 | 52.4% | 46.4% | D+6.1 |
| 2004 | 193,128 | 171,109 | 2,670 | 52.6% | 46.6% | D+6.0 |
| 2000 | 147,688 | 124,579 | 15,373 | 51.3% | 43.3% | D+8.0 |
Pima County presidential elections — FAQ
Who carried Pima County in the 2024 presidential election?+
Kamala D. Harris (Democratic) carried Pima County, Arizona in 2024 by D+15.1, with 515,287 votes cast. Data: MIT Election Data & Science Lab.
How did Pima County shift between 2020 and 2024?+
Pima County shifted 3.6 points toward Republicans between 2020 (D+18.7) and 2024 (D+15.1).
Is Pima County more Democratic or Republican than Arizona overall?+
In 2024, Pima County went D+15.1 while Arizona overall went R+5.5 — 20.6 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.