Demographics & People — Willimantic, Connecticut
Population Overview
| Population (Census) | 17,774 |
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| Estimated 2026 | ~18,900 |
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| Median Age | 31.3 |
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| Total Households | 6,630 |
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| Family Households | 3,679 |
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| Average Household Size | 2.32 |
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| Diversity Index | 0.5594 (moderately diverse) |
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Race & Ethnicity
| White | 10,758 |
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| Black or African American | 1,125 |
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| Asian | 363 |
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| Hispanic or Latino | 8,317 |
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Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 6,603 |
| Hispanic: Hispanic or Latino | 6,367 |
| Hispanic: Puerto Rican | 4,283 |
| Unclassified or not reported | 3,806 |
| Irish | 1,939 |
| Italian | 1,583 |
| Hispanic: Mexican | 1,457 |
| German | 1,188 |
| English | 1,040 |
| French (except Basque) | 974 |
Language
| English Only | 10,431 |
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| Spanish | 5,830 |
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| Population 5+ | 17,115 |
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Veterans
| Veterans | 517 |
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| Population 18+ | 14,966 |
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Commuting
| Mean Commute Time | 23.2 minutes |
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| Work from Home | 6.2% |
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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 Willimantic, Connecticut.
