Demographics & People — Hill City, South Dakota
Population Overview
| Population (Census) | 699 |
| Estimated 2026 | ~1,300 |
| Median Age | 34.2 |
| Total Households | 240 |
| Family Households | 175 |
| Average Household Size | 2.88 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 552 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 92 |
Heritage & Ancestry
| Group | Count |
| German | 197 |
| Unclassified or not reported | 135 |
| Other groups | 109 |
| Hispanic: Hispanic or Latino | 95 |
| Hispanic: Mexican | 92 |
| Norwegian | 88 |
| Irish | 50 |
| English | 49 |
| Dutch | 42 |
| Italian | 33 |
Language
| English Only | 616 |
| Spanish | 30 |
| Population 5+ | 648 |
Veterans
| Veterans | 31 |
| Population 18+ | 461 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Hill City, South Dakota.