Demographics & People — Wolsey, South Dakota
Population Overview
| Population (Census) | 666 |
| Estimated 2026 | ~800 |
| Median Age | 33.8 |
| Total Households | 236 |
| Family Households | 132 |
| Average Household Size | 2.82 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 648 |
| Black or African American | 1 |
| Asian | 0 |
| Hispanic or Latino | 124 |
Heritage & Ancestry
| Group | Count |
| German | 370 |
| Unclassified or not reported | 233 |
| Hispanic: Mexican | 111 |
| Hispanic: Hispanic or Latino | 111 |
| Norwegian | 100 |
| English | 61 |
| Irish | 43 |
| French (except Basque) | 28 |
| Other groups | 28 |
| Dutch | 20 |
Language
| English Only | 543 |
| Spanish | 67 |
| Population 5+ | 614 |
Veterans
| Veterans | 26 |
| Population 18+ | 512 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Wolsey, South Dakota.