Presidential elections · 2000–2024
St. Tammany Parish, LA — Presidential Election Results (2000–2024)
In 2024, St. Tammany Parish, Louisiana voted for Donald J. Trump (Republican) by R+43.8 — 37,777 Democratic to 98,377 Republican of 138,384 votes cast. From 2020 to 2024 it shifted 0.4 points toward Democrats. That makes it 21.8 points more Republican than Louisiana overall (R+22.0).
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 St. Tammany Parish
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 37,777 | 98,377 | 2,230 | 27.3% | 71.1% | R+43.8 |
| 2020 | 37,746 | 99,666 | 2,698 | 26.9% | 71.1% | R+44.2 |
| 2016 | 27,717 | 90,915 | 5,760 | 22.3% | 73.1% | R+50.8 |
| 2012 | 25,728 | 84,723 | 2,451 | 22.8% | 75.0% | R+52.3 |
| 2008 | 24,589 | 83,047 | 1,867 | 22.5% | 75.8% | R+53.4 |
| 2004 | 24,665 | 75,139 | 788 | 24.5% | 74.7% | R+50.2 |
| 2000 | 22,722 | 59,193 | 1,822 | 27.1% | 70.7% | R+43.6 |
St. Tammany Parish presidential elections — FAQ
Who carried St. Tammany Parish in the 2024 presidential election?+
Donald J. Trump (Republican) carried St. Tammany Parish, Louisiana in 2024 by R+43.8, with 138,384 votes cast. Data: MIT Election Data & Science Lab.
How did St. Tammany Parish shift between 2020 and 2024?+
St. Tammany Parish shifted 0.4 points toward Democrats between 2020 (R+44.2) and 2024 (R+43.8).
Is St. Tammany Parish more Democratic or Republican than Louisiana overall?+
In 2024, St. Tammany Parish went R+43.8 while Louisiana overall went R+22.0 — 21.8 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.