Seneca County, NY
NY · Presidential Elections 1892–2024
Seneca County, NY (New York) voted R+11.7 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 8,379 votes (55.47%) to 6,610 (43.76%) for Harris.
This represents a R+2.6% swing toward Republicans compared to 2020. Seneca County is classified as a lean Republican county. Seneca County has voted Republican in every presidential election since 2016. The county has a population of approximately 32,920.
Quick Stats
Demographics
Community Profile
Religious Composition
Source: Religion Census 2020Ancestry Groups
Source: Census ACSTop reported ancestry groups (compared to national average).
Age Distribution
Employment by Industry
Census ACSPresidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 43.8%(6,610) | 55.5%(8,379) | R+11.7 | R+2.6 |
| 2020 | 44.3%(6,914) | 53.4%(8,329) | R+9.1 | D+1.9 |
| 2016 | 40.8%(5,697) | 51.8%(7,236) | R+11.0 | R+20.1 |
| 2012 | 53.5%(7,094) | 44.4%(5,889) | D+9.1 | D+6.5 |
| 2008 | 50.4%(7,422) | 47.7%(7,038) | D+2.6 | D+9.1 |
| 2004 | 45.5%(6,979) | 52.1%(7,981) | R+6.5 | R+7.3 |
| 2000 | 47.7%(6,841) | 47.0%(6,734) | D+0.7 | R+12.3 |
| 1996 | 48.9%(6,825) | 35.9%(5,004) | D+13.0 | D+10.5 |
| 1992 | 38.8%(5,810) | 36.3%(5,432) | D+2.5 | D+9.9 |
| 1988 | 45.8%(6,215) | 53.2%(7,221) | R+7.4 | D+24.7 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Seneca County, NY • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 46.5%(6,803) | 53.1%(7,769) | R+6.6 | D+2.8 |
| 2022 | 40.1%(4,608) | 49.5%(5,687) | R+9.4 | R+13.9 |
| 2018 | 52.2%(5,997) | 47.7%(5,484) | D+4.5 | R+13.2 |
| 2016 | 57.4%(7,746) | 39.8%(5,364) | D+17.7 | R+2.7 |
| 2012 | 59.0%(7,345) | 38.7%(4,815) | D+20.3 | R+11.8 |
| 2010 | 115.0%(11,090) | 82.9%(7,993) | D+32.1 | D+6.6 |
| 2006 | 61.8%(6,377) | 36.3%(3,747) | D+25.5 | R+1.3 |
| 2004 | 60.7%(8,228) | 33.9%(4,595) | D+26.8 | D+31.0 |
| 2000 | 46.8%(6,693) | 51.1%(7,297) | R+4.2 | D+16.5 |
| 1998 | 38.6%(3,895) | 59.3%(5,986) | R+20.7 | R+5.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 39.4%(4,551) | 60.6%(7,002) | R+21.2 | R+2.0 |
| 2018 | 35.7%(4,164) | 55.0%(6,408) | R+19.3 | D+1.8 |
| 2014 | 36.2%(3,330) | 57.3%(5,263) | R+21.0 | R+36.7 |
| 2010 | 56.0%(5,640) | 40.4%(4,066) | D+15.6 | R+12.4 |
| 2006 | 63.1%(6,511) | 35.1%(3,623) | D+28.0 | D+65.9 |
| 2002 | 18.9%(1,986) | 56.8%(5,969) | R+37.9 | D+19.5 |
| 1998 | 12.8%(1,359) | 70.2%(7,428) | R+57.4 | R+10.1 |
| 1994 | 20.9%(2,486) | 68.1%(8,117) | R+47.3 | R+40.2 |
| 1990 | 27.9%(2,652) | 35.0%(3,327) | R+7.1 | R+21.1 |
| 1986 | 55.7%(5,679) | 41.7%(4,248) | D+14.0 | D+34.3 |
Source: Official state election returns via MIT Election Data + Science Lab