Demographics & People — Olney, Illinois
Population Overview
| Population (Census) | 8,864 |
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| Estimated 2026 | ~7,900 |
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| Median Age | 41.0 |
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| Total Households | 3,537 |
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| Family Households | 2,007 |
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| Average Household Size | 2.42 |
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| Diversity Index | 0.072 (relatively homogeneous) |
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Race & Ethnicity
| White | 8,199 |
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| Black or African American | 66 |
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| Asian | 11 |
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| Hispanic or Latino | 239 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 2,981 |
| Unclassified or not reported | 2,589 |
| Other groups | 1,414 |
| Irish | 899 |
| American | 887 |
| English | 763 |
| Hispanic: Hispanic or Latino | 265 |
| European | 240 |
| Hispanic: Mexican | 175 |
| French (except Basque) | 143 |
Language
| English Only | 8,206 |
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| Spanish | 141 |
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| Population 5+ | 8,411 |
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Veterans
| Veterans | 624 |
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| Population 18+ | 6,735 |
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Commuting
| Mean Commute Time | 17.2 minutes |
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| Work from Home | 5.0% |
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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 Olney, Illinois.
