Demographics & People — Hillsboro, Illinois
Population Overview
| Population (Census) | 5,693 |
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| Estimated 2026 | ~6,100 |
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| Median Age | 40.4 |
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| Total Households | 1,720 |
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| Family Households | 828 |
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| Average Household Size | 2.19 |
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| Diversity Index | 0.295 (somewhat diverse) |
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Race & Ethnicity
| White | 4,701 |
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| Black or African American | 665 |
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| Asian | 0 |
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| Hispanic or Latino | 300 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 1,627 |
| Unclassified or not reported | 1,415 |
| Other groups | 1,021 |
| English | 659 |
| Irish | 566 |
| American | 549 |
| Hispanic: Hispanic or Latino | 302 |
| Italian | 276 |
| Scotch-Irish | 145 |
| Welsh | 140 |
Language
| English Only | 5,211 |
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| Spanish | 265 |
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| Population 5+ | 5,523 |
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Veterans
| Veterans | 494 |
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| Population 18+ | 4,694 |
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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 Hillsboro, Illinois.
