Marion, Iowa — Presidential Election Results
Marion, Iowa has voted Republican in 7 of the last 7 presidential elections on record (2000–2024). In 2024, it was 24.9 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 | George W. Bush | Republican | 8,358 | 58.0% | 18.2 pts (2,617 votes) | 14,408 | — | 18.9 pts more Rep. |
| 2004 | George W. Bush | Republican | 9,990 | 59.8% | 20.5 pts (3,416 votes) | 16,696 | -2.1 pts | 19.9 pts more Rep. |
| 2008 | John McCain | Republican | 9,256 | 54.4% | 10.8 pts (1,835 votes) | 17,030 | +9.6 pts | 20.7 pts more Rep. |
| 2012 | Mitt Romney | Republican | 9,828 | 55.6% | 13.1 pts (2,321 votes) | 17,687 | -2.4 pts | 19.3 pts more Rep. |
| 2016 | Donald Trump | Republican | 10,962 | 61.5% | 30.8 pts (5,480 votes) | 17,816 | -19.9 pts | 23.2 pts more Rep. |
| 2020 | Donald J Trump | Republican | 12,722 | 66.2% | 34.0 pts (6,544 votes) | 19,232 | -1.3 pts | 26.0 pts more Rep. |
| 2024 | Donald J Trump | Republican | 13,289 | 67.9% | 37.6 pts (7,361 votes) | 19,566 | -3.7 pts | 24.9 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 | 32,104 | 44.9% of population |
| 2004 | 32,618 | 51.2% of population |
| 2008 | 33,515 | 50.8% of population |
| 2012 | 33,274 | 53.2% of population |
| 2016 | 33,146 | 53.8% of population |
| 2020 | 33,414 | 57.6% of population |
| 2024 | 34,048 | 57.5% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Marion shifted 19.7 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
Marion 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 Marion voted in presidential elections since 2000?
Since 2000, Marion 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 Marion?
Marion's closest recorded margin was in 2008, when John McCain (Republican) won by 11.0 points (1,835 votes) out of 17,030 total votes cast.
Has Marion ever flipped between parties?
Not in the 2000-2024 record on this page -- Marion has voted for the same party in every recorded presidential election in that span.
What is the largest presidential election margin recorded in Marion?
The widest margin on record for Marion was in 2024, when Donald J Trump (Republican) won by 38.3 points.
How many votes were cast in Marion relative to its population?
In 2024, 19,566 votes were recorded in Marion against a total population of 34,048 (57.5% 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 Marion a presidential bellwether county?
Marion 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%).