| Kamala Harris ✓Democratic | 49.6% | 5,011 |
|---|---|---|
| Donald TrumpRepublican | 48.5% | 4,898 |
| OtherAll other candidates | 1.9% | 194 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +14.8% |
| 2012 | +17.9% |
| 2016 | +6.9% |
| 2020 | +8.9% |
| 2024 | +1.1% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| D | 49.6%Harris5,011 | 48.5%Trump4,898 | 1.9% | 10,103 | ||
| D | 53.3%Biden5,743 | 44.4%Trump4,786 | 2.3%incl. Jorgensen | 10,777 | ||
| D | 50.1%Clinton5,444 | 43.3%Trump4,700 | 6.6%incl. Johnson | 10,860 | ||
| D | 59.0%Obama6,815 | 41.0%Romney4,743 | 0.0% | 11,558 | ||
| D | 56.5%Obama6,523 | 41.6%McCain4,808 | 1.9% | 11,555 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | MarshalltownCity | IowaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 60.4% | 84.2% | 61.0% |
| Black | 2.8% | 3.9% | 12.2% |
| Asian | 4.9% | 2.5% | 6.0% |
| Two or more races | 18.8% | 6.6% | 12.6% |
| Other race | 13.0% | 2.9% | 8.2% |
| Hispanic or Latino | 34.2% | 7.3% | 19.3% |
| Income & Age | |||
| Median household income | $69,068 | $75,059 | $84,427 |
| Poverty rate | 14.3% | 11.1% | 12.5% |
| Median age | 35.7 | 38.8 | 39.1 |
| Age 18–24 | 8.6% | 10.0% | 9.2% |
| Age 65 and older | 18.1% | 18.1% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 22.6% | 31.8% | 35.6% |
| Speaks a non-English language at home | 24.8% | 9.2% | 22.3% |
| Spanish | 19.6% | 4.7% | 13.6% |
| Other Asian & Pacific Island | 3.1% | 1.0% | 1.1% |
| Ancestry | |||
| Largest ancestry | German 23.2% | German 30.5% | German 12.5% |
| 2nd-largest ancestry | Mexican 21.2% | Irish 12.8% | Mexican 11.3% |
| 3rd-largest ancestry | Irish 9.5% | English 10.2% | English 9.5% |
| Religion | |||
| Catholic | 23.1%County context | 14.7% | 18.6% |
| Evangelical Protestant | 13.5%County context | 10.9% | 16.5% |
| Unaffiliated or unclaimed | 46.7%County context | 55.2% | 51.5% |
| Mainline Protestant | 15.0%County context | 15.8% | 5.2% |
ACS values are survey estimates and may include margins of error.
Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
Marshalltown sits in the Corn Belt. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 17.9 points in 2012. Between 2020 and 2024 the city moved 7.8 points toward the Republican candidate; the 2024 margin was 1.1 points.
A population of 27,626, a 60% non-Hispanic-white share, and a median household income of $69,068 describe the city.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Marshalltown, Iowa. Akashic. https://akashic.app/city/1949755/. Accessed May 20, 2026. License: CC BY 4.0.