Demographics & People — Gettysburg, South Dakota
Population Overview
| Population (Census) | 1,344 |
| Estimated 2026 | ~1,100 |
| Median Age | 52.0 |
| Total Households | 596 |
| Family Households | 342 |
| Average Household Size | 2.19 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 1,112 |
| Black or African American | 47 |
| Asian | 22 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 660 |
| Unclassified or not reported | 371 |
| Other groups | 189 |
| Norwegian | 121 |
| American | 119 |
| English | 92 |
| Irish | 81 |
| Swedish | 59 |
| Russian | 58 |
| Polish | 30 |
Language
| English Only | 1,248 |
| Spanish | 0 |
| Population 5+ | 1,272 |
Veterans
| Veterans | 79 |
| Population 18+ | 1,098 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Gettysburg, South Dakota.