Presidential elections · 2000–2024
Seneca County, NY — Presidential Election Results (2000–2024)
In 2024, Seneca County, New York voted for Donald J. Trump (Republican) by R+11.8 — 6,610 Democratic to 8,379 Republican of 15,034 votes cast. From 2020 to 2024 it shifted 2.8 points toward Republicans. That makes it 24.4 points more Republican than New York overall (D+12.6).
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 Seneca County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 6,610 | 8,379 | 45 | 44.0% | 55.7% | R+11.8 |
| 2020 | 6,914 | 8,329 | 475 | 44.0% | 53.0% | R+9.0 |
| 2016 | 5,697 | 7,236 | 1,047 | 40.8% | 51.8% | R+11.0 |
| 2012 | 6,715 | 5,244 | 1,307 | 50.6% | 39.5% | D+11.1 |
| 2008 | 7,422 | 7,038 | 265 | 50.4% | 47.8% | D+2.6 |
| 2004 | 6,771 | 7,603 | 951 | 44.2% | 49.6% | R+5.4 |
| 2000 | 6,841 | 6,734 | 758 | 47.7% | 47.0% | D+0.7 |
Seneca County presidential elections — FAQ
Who carried Seneca County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Seneca County, New York in 2024 by R+11.8, with 15,034 votes cast. Data: MIT Election Data & Science Lab.
How did Seneca County shift between 2020 and 2024?+
Seneca County shifted 2.8 points toward Republicans between 2020 (R+9.0) and 2024 (R+11.8).
Is Seneca County more Democratic or Republican than New York overall?+
In 2024, Seneca County went R+11.8 while New York overall went D+12.6 — 24.4 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.