Demographics & People — Pierre, South Dakota
Population Overview
| Population (Census) | 14,008 |
| Estimated 2026 | ~13,800 |
| Median Age | 39.4 |
| Total Households | 6,031 |
| Family Households | 3,467 |
| Average Household Size | 2.15 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 11,534 |
| Black or African American | 3 |
| Asian | 137 |
| Hispanic or Latino | 523 |
Heritage & Ancestry
| Group | Count |
| German | 5,144 |
| Unclassified or not reported | 2,905 |
| Other groups | 2,395 |
| English | 1,626 |
| Irish | 1,587 |
| Norwegian | 1,573 |
| Hispanic: Hispanic or Latino | 570 |
| American | 429 |
| Dutch | 419 |
| Swedish | 388 |
Language
| English Only | 12,756 |
| Spanish | 240 |
| Population 5+ | 13,328 |
Veterans
| Veterans | 1,041 |
| Population 18+ | 10,959 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Pierre, South Dakota.