Demographics & People — Somonauk, Illinois
Population Overview
| Population (Census) | 1,592 |
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| Estimated 2026 | ~1,500 |
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| Median Age | 45.6 |
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| Total Households | 662 |
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| Family Households | 444 |
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| Average Household Size | 2.4 |
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| Diversity Index | 0.1008 (relatively homogeneous) |
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Race & Ethnicity
| White | 1,472 |
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| Black or African American | 15 |
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| Asian | 0 |
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| Hispanic or Latino | 67 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 569 |
| Unclassified or not reported | 439 |
| Irish | 254 |
| Norwegian | 213 |
| English | 168 |
| American | 129 |
| Other groups | 105 |
| French (except Basque) | 101 |
| Italian | 99 |
| Hispanic: Hispanic or Latino | 74 |
Language
| English Only | 1,496 |
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| Spanish | 24 |
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| Population 5+ | 1,525 |
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Veterans
| Veterans | 90 |
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| Population 18+ | 1,366 |
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Commuting
| Mean Commute Time | 27.8 minutes |
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| Work from Home | 6.9% |
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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 Somonauk, Illinois.
