Demographics & People — McCook County, South Dakota
Population & Households
| Population (official) | 5,714 |
|---|---|
| Median Age | 39.50 |
| Veterans | 298 |
| Housing Units | 2,465 |
| Uninsured | 76 |
Migration
| Inflow | 5,567 |
|---|---|
| Outflow | 5,694 |
| Net | -127 |
| Growing | No |
| 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 2026-04-13T15:43:30.480881+00:00; aggregated 2026-04-13T16:08:25.582258+00:00.