Demographics & People — Miller, South Dakota
Population Overview
| Population (Census) | 1,346 |
| Estimated 2026 | ~1,400 |
| Median Age | 41.9 |
| Total Households | 620 |
| Family Households | 326 |
| Average Household Size | 2.06 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 1,297 |
| Black or African American | 0 |
| Asian | 16 |
| Hispanic or Latino | 13 |
Heritage & Ancestry
| Group | Count |
| German | 639 |
| Unclassified or not reported | 347 |
| Irish | 129 |
| English | 123 |
| Norwegian | 68 |
| Other groups | 55 |
| Danish | 42 |
| American | 33 |
| French (except Basque) | 26 |
| Swedish | 25 |
Language
| English Only | 1,261 |
| Spanish | 10 |
| Population 5+ | 1,295 |
Veterans
| Veterans | 76 |
| Population 18+ | 1,030 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Miller, South Dakota.