Presidential elections · 2000–2024
Piatt County, IL — Presidential Election Results (2000–2024)
In 2024, Piatt County, Illinois voted for Donald J. Trump (Republican) by R+30.5 — 3,204 Democratic to 6,104 Republican of 9,508 votes cast. From 2020 to 2024 it shifted 0.8 points toward Republicans. That makes it 41.4 points more Republican than Illinois overall (D+10.9).
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 Piatt County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 3,204 | 6,104 | 200 | 33.7% | 64.2% | R+30.5 |
| 2020 | 3,329 | 6,248 | 245 | 33.9% | 63.6% | R+29.7 |
| 2016 | 2,645 | 5,634 | 729 | 29.4% | 62.5% | R+33.2 |
| 2012 | 3,090 | 5,413 | 204 | 35.5% | 62.2% | R+26.7 |
| 2008 | 3,859 | 4,991 | 149 | 42.9% | 55.5% | R+12.6 |
| 2004 | 3,124 | 5,392 | 70 | 36.4% | 62.8% | R+26.4 |
| 2000 | 3,488 | 4,619 | 278 | 41.6% | 55.1% | R+13.5 |
Piatt County presidential elections — FAQ
Who carried Piatt County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Piatt County, Illinois in 2024 by R+30.5, with 9,508 votes cast. Data: MIT Election Data & Science Lab.
How did Piatt County shift between 2020 and 2024?+
Piatt County shifted 0.8 points toward Republicans between 2020 (R+29.7) and 2024 (R+30.5).
Is Piatt County more Democratic or Republican than Illinois overall?+
In 2024, Piatt County went R+30.5 while Illinois overall went D+10.9 — 41.4 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.