Demographics & People — Long Hollow, South Dakota
Population Overview
| Population (Census) | 165 |
| Estimated 2026 | ~100 |
| Median Age | 7.6 |
| Total Households | 53 |
| Family Households | 40 |
| Average Household Size | 3.11 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 0 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Other groups | 331 |
| Unclassified or not reported | 25 |
| Norwegian | 8 |
Language
| English Only | 116 |
| Spanish | 0 |
| Population 5+ | 116 |
Veterans
| Veterans | 0 |
| Population 18+ | 112 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Long Hollow, South Dakota.