Demographics & People — Mount Vernon, Iowa
Population Overview
| Population (Census) | 4,551 |
|---|
| Estimated 2026 | ~4,400 |
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| Median Age | 25.3 |
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| Total Households | 1,195 |
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| Family Households | 970 |
|---|
| Average Household Size | 2.97 |
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| Diversity Index | 0.1249 (relatively homogeneous) |
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Race & Ethnicity
| White | 4,258 |
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| Black or African American | 87 |
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| Asian | 56 |
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| Hispanic or Latino | 155 |
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Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 1,697 |
| German | 973 |
| Other groups | 484 |
| Irish | 409 |
| English | 353 |
| European | 343 |
| American | 258 |
| Czech | 165 |
| Belgian | 161 |
| Dutch | 148 |
Language
| English Only | 4,247 |
|---|
| Spanish | 33 |
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| Population 5+ | 4,380 |
|---|
Veterans
| Veterans | 163 |
|---|
| Population 18+ | 3,249 |
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Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Mount Vernon, Iowa.
