Seneca, New York — Presidential Election Results
Seneca, New York has voted Republican in 4 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2016. In 2024, it was 24.5 pts more Rep. than New York overall.
Jump to year: 2000 · 2004 · 2008 · 2012 · 2016 · 2020 · 2024
Full Election History, 2000–2024
| Year | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast | Swing | Vs. New York |
|---|---|---|---|---|---|---|---|---|
| 2000 | Al Gore | Democratic | 6,841 | 47.7% | 0.7 pts (107 votes) | 14,333 | — | 25.4 pts more Rep. |
| 2004 | George W. Bush | Republican | 7,603 | 49.6% | 5.4 pts (832 votes) | 15,325 | -6.6 pts | 25.4 pts more Rep. |
| 2008 | Barack Obama | Democratic | 7,422 | 50.4% | 2.6 pts (384 votes) | 14,725 | +8.4 pts | 24.3 pts more Rep. |
| 2012 | Barack Obama | Democratic | 6,715 | 50.6% | 11.1 pts (1,471 votes) | 13,266 | +9.6 pts | 19.8 pts more Rep. |
| 2016 | Donald Trump | Republican | 7,236 | 51.8% | 11.0 pts (1,539 votes) | 13,980 | -24.2 pts | 35.4 pts more Rep. |
| 2020 | Donald J Trump | Republican | 8,329 | 53.0% | 9.0 pts (1,415 votes) | 15,718 | +2.6 pts | 32.7 pts more Rep. |
| 2024 | Donald J Trump | Republican | 8,379 | 55.7% | 11.8 pts (1,769 votes) | 15,034 | -2.5 pts | 24.5 pts more Rep. |
Population Context
Total Census Bureau population estimate for the county that year, and recorded votes as a share of that total population. This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
| Year | County Population | Votes Cast (% of Population) |
|---|---|---|
| 2000 | 33,343 | 43.0% of population |
| 2004 | 35,312 | 43.4% of population |
| 2008 | 35,370 | 41.6% of population |
| 2012 | 35,388 | 37.5% of population |
| 2016 | 34,710 | 40.3% of population |
| 2020 | 33,512 | 46.9% of population |
| 2024 | 32,650 | 46.0% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Seneca shifted 12.6 points toward the Republican candidate, based on recorded county returns. This reflects the vote totals in this dataset only; no claim is made here about the causes of that shift.
Margin Over Time
Democratic candidate's margin (percentage points, two-party vote share). Positive values favor the Democratic candidate; negative values favor the Republican candidate.
Bellwether Status
Seneca has matched the national popular winner in 5 of the last 7 presidential elections (71%), and New York's own statewide winner in 3 of 7 (43%). Compare every county on the bellwether counties page.
Related Pages
Other New York Counties
Frequently Asked Questions
How has Seneca voted in presidential elections since 2000?
Since 2000, Seneca has voted Democratic in 3 of 7 recorded presidential elections and Republican in 4 of 7, based on county-level returns through 2024.
What was the closest presidential election in Seneca?
Seneca's closest recorded margin was in 2000, when Al Gore (Democratic) won by 0.8 points (107 votes) out of 14,333 total votes cast.
Has Seneca ever flipped between parties?
Yes. Seneca changed which party won the county in: 2004, 2008, 2016, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in Seneca?
The widest margin on record for Seneca was in 2012, when Barack Obama (Democratic) won by 12.3 points.
How many votes were cast in Seneca relative to its population?
In 2024, 15,034 votes were recorded in Seneca against a total population of 32,650 (46.0% of the total population). This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
Is Seneca a presidential bellwether county?
Seneca has matched the national popular winner in 5 of the last 7 presidential elections (71%), and New York's own statewide winner in 3 of 7 (43%).