Demographics & People — Onawa, Iowa
Population Overview
| Population (Census) | 2,862 |
|---|
| Estimated 2026 | ~2,800 |
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| Median Age | 35.5 |
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| Total Households | 1,267 |
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| Family Households | 717 |
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| Average Household Size | 2.19 |
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| Diversity Index | 0.0544 (relatively homogeneous) |
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Race & Ethnicity
| White | 2,687 |
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| Black or African American | 13 |
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| Asian | 0 |
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| Hispanic or Latino | 64 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 881 |
| Unclassified or not reported | 797 |
| Irish | 614 |
| American | 263 |
| Other groups | 243 |
| English | 114 |
| Danish | 108 |
| Italian | 102 |
| Swedish | 92 |
| Hispanic: Hispanic or Latino | 71 |
Language
| English Only | 2,593 |
|---|
| Spanish | 45 |
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| Population 5+ | 2,638 |
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Veterans
| Veterans | 171 |
|---|
| Population 18+ | 2,219 |
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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 Onawa, Iowa.
