Demographics & People — Yankton County, South Dakota
Population & Households
| Population (official) | 23,311 |
|---|---|
| Median Age | 41.70 |
| Veterans | 1,325 |
| Housing Units | 10,405 |
| Uninsured | 362 |
Migration
| Inflow | 21,814 |
|---|---|
| Outflow | 21,844 |
| Net | -30 |
| 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 2026-04-13T15:43:30.505578+00:00; aggregated 2026-04-13T16:08:25.606073+00:00.