Demographics & People — Rock Falls, Illinois
Population Overview
| Population (Census) | 8,683 |
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| Estimated 2026 | ~8,400 |
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| Median Age | 37.7 |
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| Total Households | 3,913 |
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| Family Households | 2,064 |
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| Average Household Size | 2.19 |
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| Diversity Index | 0.3374 (somewhat diverse) |
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Race & Ethnicity
| White | 7,180 |
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| Black or African American | 37 |
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| Asian | 2 |
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| Hispanic or Latino | 1,908 |
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Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 2,464 |
| German | 2,395 |
| Unclassified or not reported | 2,151 |
| Hispanic: Hispanic or Latino | 1,971 |
| Hispanic: Mexican | 1,567 |
| Irish | 1,394 |
| English | 638 |
| American | 430 |
| Hispanic: Puerto Rican | 322 |
| Italian | 248 |
Language
| English Only | 6,995 |
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| Spanish | 1,071 |
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| Population 5+ | 8,093 |
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Veterans
| Veterans | 697 |
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| Population 18+ | 6,824 |
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Commuting
| Mean Commute Time | 15.7 minutes |
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| Work from Home | 6.8% |
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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 Rock Falls, Illinois.
