Buffalo, Wisconsin — Presidential Election Results
Buffalo, Wisconsin has voted Democratic in 4 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2016. In 2024, it was 29.8 pts more Rep. than Wisconsin 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. Wisconsin |
|---|---|---|---|---|---|---|---|---|
| 2000 | Al Gore | Democratic | 3,237 | 48.7% | 3.0 pts (199 votes) | 6,641 | — | 2.9 pts more Dem. |
| 2004 | John Kerry | Democratic | 3,998 | 52.7% | 6.5 pts (496 votes) | 7,591 | +3.4 pts | 6.2 pts more Dem. |
| 2008 | Barack Obama | Democratic | 3,949 | 56.4% | 14.7 pts (1,026 votes) | 7,000 | +8.3 pts | 0.8 pts more Dem. |
| 2012 | Barack Obama | Democratic | 3,570 | 50.7% | 2.9 pts (206 votes) | 7,039 | -12.0 pts | 4.0 pts more Rep. |
| 2016 | Donald Trump | Republican | 4,049 | 57.9% | 21.7 pts (1,518 votes) | 6,988 | -26.0 pts | 22.3 pts more Rep. |
| 2020 | Donald J Trump | Republican | 4,834 | 61.8% | 25.3 pts (1,974 votes) | 7,816 | -2.6 pts | 26.3 pts more Rep. |
| 2024 | Donald J Trump | Republican | 5,213 | 64.4% | 30.2 pts (2,448 votes) | 8,100 | -5.0 pts | 29.8 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 | 13,799 | 48.1% of population |
| 2004 | 13,785 | 55.1% of population |
| 2008 | 13,734 | 51.0% of population |
| 2012 | 13,343 | 52.8% of population |
| 2016 | 13,134 | 53.2% of population |
| 2020 | 13,323 | 58.7% of population |
| 2024 | 13,464 | 60.2% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Buffalo shifted 33.9 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
Buffalo has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Wisconsin's own statewide winner in 6 of 7 (86%). Compare every county on the bellwether counties page.
Related Pages
Other Wisconsin Counties
Frequently Asked Questions
How has Buffalo voted in presidential elections since 2000?
Since 2000, Buffalo has voted Democratic in 4 of 7 recorded presidential elections and Republican in 3 of 7, based on county-level returns through 2024.
What was the closest presidential election in Buffalo?
Buffalo's closest recorded margin was in 2012, when Barack Obama (Democratic) won by 3.0 points (206 votes) out of 7,039 total votes cast.
Has Buffalo ever flipped between parties?
Yes. Buffalo changed which party won the county in: 2016, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in Buffalo?
The widest margin on record for Buffalo was in 2024, when Donald J Trump (Republican) won by 30.7 points.
How many votes were cast in Buffalo relative to its population?
In 2024, 8,100 votes were recorded in Buffalo against a total population of 13,464 (60.2% 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 Buffalo a presidential bellwether county?
Buffalo has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Wisconsin's own statewide winner in 6 of 7 (86%).