Presidential elections · 2000–2024
Waukesha County, WI — Presidential Election Results (2000–2024)
In 2024, Waukesha County, Wisconsin voted for Donald J. Trump (Republican) by R+19.7 — 108,478 Democratic to 162,768 Republican of 275,787 votes cast. From 2020 to 2024 it shifted 1.1 points toward Democrats. That makes it 18.8 points more Republican than Wisconsin overall (R+0.9).
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 Waukesha County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 108,478 | 162,768 | 4,541 | 39.3% | 59.0% | R+19.7 |
| 2020 | 103,906 | 159,649 | 4,441 | 38.8% | 59.6% | R+20.8 |
| 2016 | 79,200 | 142,521 | 17,321 | 33.1% | 59.6% | R+26.5 |
| 2012 | 78,779 | 162,798 | 2,279 | 32.3% | 66.8% | R+34.5 |
| 2008 | 85,339 | 145,152 | 2,406 | 36.6% | 62.3% | R+25.7 |
| 2004 | 73,626 | 154,926 | 1,811 | 32.0% | 67.3% | R+35.3 |
| 2000 | 64,319 | 133,105 | 6,310 | 31.6% | 65.3% | R+33.8 |
Waukesha County presidential elections — FAQ
Who carried Waukesha County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Waukesha County, Wisconsin in 2024 by R+19.7, with 275,787 votes cast. Data: MIT Election Data & Science Lab.
How did Waukesha County shift between 2020 and 2024?+
Waukesha County shifted 1.1 points toward Democrats between 2020 (R+20.8) and 2024 (R+19.7).
Is Waukesha County more Democratic or Republican than Wisconsin overall?+
In 2024, Waukesha County went R+19.7 while Wisconsin overall went R+0.9 — 18.8 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.