Winnebago, Iowa — Presidential Election Results
Winnebago, Iowa has voted Republican in 5 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2012. In 2024, it was 17.7 pts more Rep. than Iowa 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. Iowa |
|---|---|---|---|---|---|---|---|---|
| 2000 | Al Gore | Democratic | 2,691 | 48.7% | 0.5 pts (29 votes) | 5,527 | — | 0.2 pts more Dem. |
| 2004 | George W. Bush | Republican | 3,175 | 53.3% | 7.9 pts (468 votes) | 5,952 | -8.5 pts | 7.3 pts more Rep. |
| 2008 | Barack Obama | Democratic | 3,254 | 53.5% | 8.6 pts (524 votes) | 6,082 | +16.7 pts | 0.9 pts more Rep. |
| 2012 | Mitt Romney | Republican | 2,906 | 49.1% | 0.1 pts (3 votes) | 5,918 | -8.8 pts | 6.0 pts more Rep. |
| 2016 | Donald Trump | Republican | 3,447 | 59.6% | 26.2 pts (1,516 votes) | 5,787 | -28.1 pts | 18.1 pts more Rep. |
| 2020 | Donald J Trump | Republican | 3,726 | 62.4% | 26.6 pts (1,591 votes) | 5,970 | +1.0 pts | 18.5 pts more Rep. |
| 2024 | Donald J Trump | Republican | 3,636 | 64.4% | 30.6 pts (1,727 votes) | 5,642 | -4.0 pts | 17.7 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 | 11,778 | 46.9% of population |
| 2004 | 11,321 | 52.6% of population |
| 2008 | 10,927 | 55.7% of population |
| 2012 | 10,602 | 55.8% of population |
| 2016 | 10,602 | 54.6% of population |
| 2020 | 10,656 | 56.0% of population |
| 2024 | 10,383 | 54.3% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Winnebago shifted 31.7 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
Winnebago has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Iowa's own statewide winner in 6 of 7 (86%). Compare every county on the bellwether counties page.
Related Pages
Other Iowa Counties
Frequently Asked Questions
How has Winnebago voted in presidential elections since 2000?
Since 2000, Winnebago has voted Democratic in 2 of 7 recorded presidential elections and Republican in 5 of 7, based on county-level returns through 2024.
What was the closest presidential election in Winnebago?
Winnebago's closest recorded margin was in 2012, when Mitt Romney (Republican) won by 0.1 points (3 votes) out of 5,918 total votes cast.
Has Winnebago ever flipped between parties?
Yes. Winnebago changed which party won the county in: 2004, 2008, 2012, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in Winnebago?
The widest margin on record for Winnebago was in 2024, when Donald J Trump (Republican) won by 31.1 points.
How many votes were cast in Winnebago relative to its population?
In 2024, 5,642 votes were recorded in Winnebago against a total population of 10,383 (54.3% 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 Winnebago a presidential bellwether county?
Winnebago has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Iowa's own statewide winner in 6 of 7 (86%).