Demographics & People — Merrillville, Indiana
Population Overview
| Population (Census) | 36,343 |
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| Estimated 2026 | ~36,800 |
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| Median Age | 42.4 |
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| Total Households | 15,425 |
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| Family Households | 8,514 |
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| Average Household Size | 2.32 |
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| Diversity Index | 0.6255 (highly diverse) |
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Race & Ethnicity
| White | 14,793 |
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| Black or African American | 16,420 |
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| Asian | 411 |
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| Hispanic or Latino | 5,663 |
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Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 20,052 |
| Hispanic: Hispanic or Latino | 6,277 |
| Unclassified or not reported | 5,861 |
| Hispanic: Mexican | 4,431 |
| German | 3,491 |
| Irish | 2,297 |
| Hispanic: Puerto Rican | 1,416 |
| Polish | 1,240 |
| English | 997 |
| Italian | 870 |
Language
| English Only | 30,341 |
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| Spanish | 2,660 |
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| Population 5+ | 34,713 |
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Veterans
| Veterans | 2,130 |
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| Population 18+ | 28,087 |
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Commuting
| Mean Commute Time | 32.1 minutes |
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| Work from Home | 7.3% |
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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 Merrillville, Indiana.
