Presidential elections · 2000–2024
Maricopa County, AZ — Presidential Election Results (2000–2024)
In 2024, Maricopa County, Arizona voted for Donald J. Trump (Republican) by R+3.5 — 980,016 Democratic to 1,051,531 Republican of 2,061,574 votes cast. From 2020 to 2024 it shifted 5.7 points toward Republicans. That makes it 2.0 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 Maricopa County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 980,016 | 1,051,531 | 30,027 | 47.5% | 51.0% | R+3.5 |
| 2020 | 1,040,774 | 995,665 | 31,705 | 50.3% | 48.1% | D+2.2 |
| 2016 | 702,907 | 747,361 | 117,566 | 44.8% | 47.7% | R+2.8 |
| 2012 | 602,288 | 749,885 | 24,385 | 43.8% | 54.5% | R+10.7 |
| 2008 | 602,166 | 746,448 | 16,348 | 44.1% | 54.7% | R+10.6 |
| 2004 | 504,849 | 679,455 | 8,447 | 42.3% | 57.0% | R+14.6 |
| 2000 | 386,683 | 479,967 | 35,049 | 42.9% | 53.2% | R+10.3 |
Maricopa County presidential elections — FAQ
Who carried Maricopa County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Maricopa County, Arizona in 2024 by R+3.5, with 2,061,574 votes cast. Data: MIT Election Data & Science Lab.
How did Maricopa County shift between 2020 and 2024?+
Maricopa County shifted 5.7 points toward Republicans between 2020 (D+2.2) and 2024 (R+3.5).
Is Maricopa County more Democratic or Republican than Arizona overall?+
In 2024, Maricopa County went R+3.5 while Arizona overall went R+5.5 — 2.0 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.