Demographics & People — Eureka, Missouri
Population Overview
| Population (Census) | 12,371 |
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| Estimated 2026 | ~14,900 |
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| Median Age | 37.5 |
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| Total Households | 4,372 |
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| Family Households | 3,088 |
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| Average Household Size | 2.77 |
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| Diversity Index | 0.1022 (relatively homogeneous) |
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Race & Ethnicity
| White | 10,824 |
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| Black or African American | 49 |
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| Asian | 269 |
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| Hispanic or Latino | 289 |
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Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 4,367 |
| German | 3,121 |
| Irish | 1,867 |
| English | 1,274 |
| Other groups | 1,054 |
| American | 552 |
| Italian | 548 |
| European | 453 |
| French (except Basque) | 280 |
| Polish | 224 |
Language
| English Only | 10,838 |
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| Spanish | 200 |
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| Population 5+ | 11,469 |
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Veterans
| Veterans | 478 |
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| Population 18+ | 8,378 |
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Commuting
| Mean Commute Time | 27.0 minutes |
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| Work from Home | 17.9% |
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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 Eureka, Missouri.
