Demographics & People — Miamisburg, Ohio
Population Overview
| Population (Census) | 19,859 |
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| Estimated 2026 | ~20,200 |
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| Median Age | 40.0 |
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| Total Households | 7,508 |
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| Family Households | 5,271 |
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| Average Household Size | 2.61 |
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| Diversity Index | 0.1248 (relatively homogeneous) |
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Race & Ethnicity
| White | 18,112 |
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| Black or African American | 632 |
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| Asian | 345 |
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| Hispanic or Latino | 289 |
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Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 4,951 |
| German | 4,854 |
| Irish | 3,842 |
| English | 3,272 |
| Other groups | 2,350 |
| American | 1,823 |
| Scottish | 759 |
| Italian | 574 |
| European | 550 |
| Dutch | 459 |
Language
| English Only | 17,953 |
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| Spanish | 147 |
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| Population 5+ | 18,567 |
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Veterans
| Veterans | 1,321 |
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| Population 18+ | 15,220 |
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Commuting
| Mean Commute Time | 27.6 minutes |
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| Work from Home | 12.0% |
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| Commuter Profile | N/A |
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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 Miamisburg, Ohio.
