Demographics & People — Lanark, Illinois
Population Overview
| Population (Census) | 1,510 |
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| Estimated 2026 | ~1,600 |
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| Median Age | 38.4 |
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| Total Households | 642 |
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| Family Households | 434 |
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| Average Household Size | 2.33 |
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| Diversity Index | 0.1022 (relatively homogeneous) |
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Race & Ethnicity
| White | 1,431 |
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| Black or African American | 13 |
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| Asian | 0 |
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| Hispanic or Latino | 68 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 561 |
| Unclassified or not reported | 381 |
| English | 189 |
| Other groups | 133 |
| American | 130 |
| Irish | 119 |
| Italian | 49 |
| Dutch | 46 |
| Hispanic: Hispanic or Latino | 43 |
| Swedish | 37 |
Language
| English Only | 1,388 |
|---|
| Spanish | 0 |
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| Population 5+ | 1,401 |
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Veterans
| Veterans | 67 |
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| Population 18+ | 1,168 |
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Commuting
| Mean Commute Time | 24.9 minutes |
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| Work from Home | 3.6% |
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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 Lanark, Illinois.
