Demographics & People — South Milwaukee, Wisconsin
Population Overview
| Population (Census) | 20,547 |
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| Estimated 2026 | ~20,200 |
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| Median Age | 40.2 |
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| Total Households | 8,679 |
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| Family Households | 5,201 |
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| Average Household Size | 2.33 |
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| Diversity Index | 0.2754 (somewhat diverse) |
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Race & Ethnicity
| White | 17,351 |
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| Black or African American | 501 |
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| Asian | 91 |
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| Hispanic or Latino | 2,693 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 7,390 |
| Polish | 4,096 |
| Unclassified or not reported | 3,569 |
| Other groups | 3,457 |
| Hispanic: Hispanic or Latino | 2,420 |
| Irish | 1,919 |
| Hispanic: Mexican | 1,560 |
| English | 1,223 |
| Italian | 869 |
| Hispanic: Puerto Rican | 663 |
Language
| English Only | 16,924 |
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| Spanish | 1,243 |
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| Population 5+ | 19,170 |
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Veterans
| Veterans | 1,304 |
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| Population 18+ | 16,349 |
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Commuting
| Mean Commute Time | 24.2 minutes |
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| Work from Home | 12.4% |
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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 South Milwaukee, Wisconsin.
