Demographics & People — Custer County, South Dakota
Population & Households
| Population (official) | 8,515 |
|---|---|
| Median Age | 56.80 |
| Veterans | 1,097 |
| Housing Units | 4,979 |
| Uninsured | 218 |
Migration
| Inflow | 10,212 |
|---|---|
| Outflow | 9,513 |
| Net | 699 |
| Growing | Yes |
| Year | 2022-2023 |
Source: Census ACS 5-Year 2022. Official numbers: Census ACS 5-Year 2022 — county-level query.
Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:30.452157+00:00; aggregated 2026-04-13T16:08:25.555737+00:00.