Demographics & People — Sioux City, Iowa
Population Overview
| Population (Census) | 85,651 |
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| Estimated 2026 | ~87,200 |
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| Median Age | 34.9 |
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| Total Households | 32,843 |
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| Family Households | 20,367 |
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| Average Household Size | 2.53 |
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| Diversity Index | 0.4601 (moderately diverse) |
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Race & Ethnicity
| White | 60,124 |
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| Black or African American | 4,716 |
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| Asian | 2,404 |
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| Hispanic or Latino | 18,780 |
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Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 27,164 |
| German | 20,790 |
| Hispanic: Hispanic or Latino | 18,264 |
| Unclassified or not reported | 16,271 |
| Hispanic: Mexican | 13,205 |
| Irish | 9,746 |
| English | 5,647 |
| American | 4,250 |
| Hispanic: Central American | 3,541 |
| Norwegian | 3,158 |
Language
| English Only | 62,500 |
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| Spanish | 12,705 |
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| Population 5+ | 79,693 |
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Veterans
| Veterans | 3,775 |
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| Population 18+ | 63,085 |
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Commuting
| Mean Commute Time | 17.5 minutes |
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| Work from Home | 5.0% |
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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 Sioux City, Iowa.
