| Kamala Harris ✓Democratic | 58.0% | 14,005 |
|---|---|---|
| Donald TrumpRepublican | 40.2% | 9,704 |
| OtherAll other candidates | 1.8% | 440 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −9.7% |
| 2012 | −8.9% |
| 2016 | +4.3% |
| 2020 | +16.0% |
| 2024 | +17.8% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 14,005 | 9,704 | 24,149 | ||
| D | 14,166 | 10,207 | 24,724 | ||
| D | 10,905 | 9,953 | 22,016 | ||
| R | 10,045 | 12,000 | 22,045 | ||
| R | 9,862 | 12,007 | 22,106 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | WestervilleCity | OhioState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 81.0% | 76.8% | 61.0% |
| Black | 8.7% | 12.2% | 12.2% |
| Asian | 2.8% | 2.6% | 6.0% |
| Two or more races | 6.2% | 6.5% | 12.6% |
| Other race | 1.3% | 2.0% | 8.2% |
| Hispanic or Latino | 2.8% | 4.8% | 19.3% |
| Income & Age | |||
| Median household income | $109,404 | $71,389 | $84,427 |
| Poverty rate | 5.6% | 13.3% | 12.5% |
| Median age | 40.7 | 39.8 | 39.1 |
| Age 18–24 | 9.2% | 8.9% | 9.2% |
| Age 65 and older | 13.4% | 18.3% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 57.9% | 31.5% | 35.7% |
| Speaks a non-English language at home | 7.5% | 8.0% | 22.3% |
| Spanish | 1.4% | 2.6% | 13.6% |
| Other languages | 1.4% | 0.7% | 0.8% |
| French (incl. Cajun & Haitian) | 1.0% | 0.3% | 0.7% |
| Ancestry | |||
| Largest ancestry | German 19.7% | German 22.3% | German 12.5% |
| 2nd-largest ancestry | Irish 12.2% | Irish 12.3% | English 9.5% |
| 3rd-largest ancestry | English 11.3% | English 11.0% | Irish 9.4% |
| Religion | |||
| Catholic | 14.2%County context | 15.4% | 18.6% |
| Evangelical Protestant | 18.0%County context | 19.5% | 16.5% |
| Unaffiliated or unclaimed | 53.4%County context | 52.2% | 51.5% |
| Mainline Protestant | 6.4%County context | 7.0% | 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.
Westerville sits in the Industrial Midwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 17.8 points in 2024 and a Republican high of 9.7 points in 2008. Between 2020 and 2024 the city moved 1.8 points toward the Democratic candidate; the 2024 margin was 17.8 points.
A population of 38,645, a 81% non-Hispanic-white share, and a median household income of $109,404 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 →
Westerville, Ohio. Akashic. https://akashic.app/city/3983342/. Accessed May 20, 2026. License: CC BY 4.0.