Dallas, Iowa — Presidential Election Results
Dallas, Iowa has voted Republican in 7 of the last 7 presidential elections on record (2000–2024). In 2024, it was 8.6 pts more Dem. 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 | George W. Bush | Republican | 10,306 | 53.3% | 9.0 pts (1,745 votes) | 19,330 | — | 9.6 pts more Rep. |
| 2004 | George W. Bush | Republican | 15,183 | 57.7% | 16.2 pts (4,266 votes) | 26,293 | -7.1 pts | 15.7 pts more Rep. |
| 2008 | John McCain | Republican | 16,954 | 51.9% | 5.5 pts (1,805 votes) | 32,640 | +10.7 pts | 15.3 pts more Rep. |
| 2012 | Mitt Romney | Republican | 20,988 | 55.1% | 11.6 pts (4,412 votes) | 38,116 | -6.1 pts | 17.7 pts more Rep. |
| 2016 | Donald Trump | Republican | 19,339 | 50.6% | 9.5 pts (3,638 votes) | 38,252 | +1.4 pts | 0.3 pts more Rep. |
| 2020 | Donald J Trump | Republican | 28,162 | 50.3% | 2.3 pts (1,283 votes) | 56,022 | +8.1 pts | 6.3 pts more Dem. |
| 2024 | Donald J Trump | Republican | 32,374 | 51.4% | 4.7 pts (2,972 votes) | 62,961 | -2.5 pts | 8.6 pts more Dem. |
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 | 41,446 | 46.6% of population |
| 2004 | 50,387 | 52.2% of population |
| 2008 | 62,144 | 52.5% of population |
| 2012 | 72,235 | 52.8% of population |
| 2016 | 84,248 | 45.4% of population |
| 2020 | 100,544 | 55.7% of population |
| 2024 | 115,343 | 54.6% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Dallas shifted 4.4 points toward the Democratic 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
Dallas has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Iowa's own statewide winner in 4 of 7 (57%). Compare every county on the bellwether counties page.
Related Pages
Other Iowa Counties
Frequently Asked Questions
How has Dallas voted in presidential elections since 2000?
Since 2000, Dallas has voted Democratic in 0 of 7 recorded presidential elections and Republican in 7 of 7, based on county-level returns through 2024.
What was the closest presidential election in Dallas?
Dallas's closest recorded margin was in 2020, when Donald J Trump (Republican) won by 2.3 points (1,283 votes) out of 56,022 total votes cast.
Has Dallas ever flipped between parties?
Not in the 2000-2024 record on this page -- Dallas has voted for the same party in every recorded presidential election in that span.
What is the largest presidential election margin recorded in Dallas?
The widest margin on record for Dallas was in 2004, when George W. Bush (Republican) won by 16.3 points.
How many votes were cast in Dallas relative to its population?
In 2024, 62,961 votes were recorded in Dallas against a total population of 115,343 (54.6% 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 Dallas a presidential bellwether county?
Dallas has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Iowa's own statewide winner in 4 of 7 (57%).