Demographics & People — Peterson, Iowa
Population Overview
| Population (Census) | 373 |
| Estimated 2026 | ~200 |
| Median Age | 57.0 |
| Total Households | 158 |
| Family Households | 88 |
| Average Household Size | 2.36 |
| Diversity Index | 0.0469 (relatively homogeneous) |
Race & Ethnicity
| White | 367 |
| Black or African American | 2 |
| Asian | 0 |
| Hispanic or Latino | 7 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 140 |
| German | 138 |
| English | 56 |
| Norwegian | 39 |
| Swedish | 37 |
| Irish | 29 |
| Danish | 13 |
| Hispanic: Hispanic or Latino | 12 |
| Scottish | 11 |
| Other groups | 10 |
Language
| English Only | 335 |
| Spanish | 9 |
| Population 5+ | 344 |
Veterans
| Veterans | 41 |
| Population 18+ | 286 |
Commuting
| Mean Commute Time | 25.8 minutes |
| Work from Home | 1.2% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Peterson, Iowa.