Demographics & People — Fairbury, Illinois
Population Overview
| Population (Census) | 3,683 |
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| Estimated 2026 | ~3,800 |
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| Median Age | 33.5 |
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| Total Households | 1,535 |
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| Family Households | 1,108 |
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| Average Household Size | 2.35 |
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| Diversity Index | 0.1057 (relatively homogeneous) |
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Race & Ethnicity
| White | 3,536 |
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| Black or African American | 54 |
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| Asian | 0 |
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| Hispanic or Latino | 153 |
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Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 1,241 |
| German | 1,221 |
| Irish | 769 |
| English | 437 |
| Other groups | 311 |
| American | 291 |
| Hispanic: Hispanic or Latino | 196 |
| Hispanic: Mexican | 138 |
| Italian | 125 |
| Swiss | 96 |
Language
| English Only | 3,446 |
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| Spanish | 14 |
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| Population 5+ | 3,460 |
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Veterans
| Veterans | 246 |
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| Population 18+ | 2,790 |
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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 Fairbury, Illinois.
