Demographics & People — Chamberlain, South Dakota
Population Overview
| Population (Census) | 2,621 |
| Estimated 2026 | ~2,500 |
| Median Age | 43.0 |
| Total Households | 874 |
| Family Households | 517 |
| Average Household Size | 2.67 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 1,828 |
| Black or African American | 49 |
| Asian | 0 |
| Hispanic or Latino | 69 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 746 |
| Other groups | 683 |
| German | 534 |
| Irish | 285 |
| English | 133 |
| European | 115 |
| Norwegian | 109 |
| Czech | 91 |
| American | 70 |
| Danish | 54 |
Language
| English Only | 2,352 |
| Spanish | 58 |
| Population 5+ | 2,437 |
Veterans
| Veterans | 135 |
| Population 18+ | 1,927 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Chamberlain, South Dakota.