Demographics & People — Waterloo, Wisconsin
Population Overview
| Population (Census) | 3,542 |
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| Estimated 2026 | ~3,700 |
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| Median Age | 37.8 |
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| Total Households | 1,560 |
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| Family Households | 954 |
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| Average Household Size | 2.25 |
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| Diversity Index | 0.3187 (somewhat diverse) |
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Race & Ethnicity
| White | 2,873 |
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| Black or African American | 0 |
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| Asian | 27 |
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| Hispanic or Latino | 676 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 1,527 |
| Unclassified or not reported | 799 |
| Norwegian | 618 |
| Other groups | 402 |
| Irish | 351 |
| Hispanic: Hispanic or Latino | 251 |
| Hispanic: Mexican | 213 |
| English | 149 |
| European | 118 |
| Swiss | 104 |
Language
| English Only | 2,970 |
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| Spanish | 433 |
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| Population 5+ | 3,403 |
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Veterans
| Veterans | 202 |
|---|
| Population 18+ | 2,674 |
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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 Waterloo, Wisconsin.
