| Donald Trump ✓Republican | 72.0% | 8,736 |
|---|---|---|
| Kamala HarrisDemocratic | 25.1% | 3,047 |
| OtherAll other candidates | 2.9% | 357 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −14.8% |
| 2012 | −30.8% |
| 2016 | −45.4% |
| 2020 | −42.5% |
| 2024 | −46.9% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 25.1%Harris3,047 | 72.0%Trump8,736 | 2.9% | 12,140 | ||
| R | 27.0%Biden3,132 | 69.5%Trump8,069 | 3.5%incl. Jorgensen | 11,606 | ||
| R | 22.2%Clinton2,481 | 67.6%Trump7,543 | 10.2%incl. Johnson | 11,162 | ||
| R | 32.6%Obama3,241 | 63.4%Romney6,299 | 3.9% | 9,931 | ||
| R | 41.2%Obama3,903 | 56.0%McCain5,309 | 2.9% | 9,483 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | MandanCity | North DakotaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 84.3% | 83.0% | 61.0% |
| Black | 2.2% | 3.4% | 12.2% |
| Asian | 0.2% | 1.7% | 6.0% |
| Two or more races | 4.4% | 5.9% | 12.6% |
| Other race | 8.8% | 6.0% | 8.2% |
| Hispanic or Latino | 5.7% | 4.7% | 19.3% |
| Income & Age | |||
| Median household income | $71,780 | $76,657 | $84,427 |
| Poverty rate | 9.8% | 10.8% | 12.5% |
| Median age | 36.1 | 36.4 | 39.1 |
| Age 18–24 | 8.2% | 11.1% | 9.2% |
| Age 65 and older | 17.2% | 16.5% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 28.8% | 32.9% | 35.6% |
| Speaks a non-English language at home | 5.5% | 6.7% | 22.3% |
| Spanish | 3.4% | 2.3% | 13.6% |
| Ancestry | |||
| Largest ancestry | German 46.6% | German 34.5% | German 12.5% |
| 2nd-largest ancestry | Norwegian 10.6% | Norwegian 20.3% | Mexican 11.3% |
| 3rd-largest ancestry | Irish 7.1% | Irish 7.3% | English 9.5% |
| Religion | |||
| Catholic | 33.5%County context | 21.1% | 18.6% |
| Evangelical Protestant | 8.2%County context | 10.8% | 16.5% |
| Unaffiliated or unclaimed | 46.0%County context | 45.0% | 51.5% |
| Mainline Protestant | 11.0%County context | 21.0% | 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.
Mandan sits in the Northern Plains. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 46.9 points in 2024. Between 2020 and 2024 the city moved 4.3 points toward the Republican candidate; the 2024 margin was 46.9 points.
A population of 24,522, a 84% non-Hispanic-white share, and a median household income of $71,780 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 →
Mandan, North Dakota. Akashic. https://akashic.app/city/3849900/. Accessed May 20, 2026. License: CC BY 4.0.