Demographics & People — Janesville, Iowa
Population Overview
| Population (Census) | 1,012 |
|---|
| Estimated 2026 | ~700 |
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| Median Age | 47.0 |
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| Total Households | 398 |
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| Family Households | 285 |
|---|
| Average Household Size | 2.54 |
|---|
| Diversity Index | 0.042 (relatively homogeneous) |
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Race & Ethnicity
| White | 1,003 |
|---|
| Black or African American | 0 |
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| Asian | 0 |
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| Hispanic or Latino | 22 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 463 |
| Unclassified or not reported | 171 |
| Other groups | 163 |
| American | 148 |
| Irish | 90 |
| English | 72 |
| Norwegian | 53 |
| Danish | 29 |
| Czech | 21 |
| Scottish | 16 |
Language
| English Only | 914 |
|---|
| Spanish | 21 |
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| Population 5+ | 939 |
|---|
Veterans
| Veterans | 69 |
|---|
| Population 18+ | 747 |
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Commuting
| Mean Commute Time | 20.1 minutes |
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| Work from Home | 8.5% |
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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 Janesville, Iowa.
