Demographics & People — Shelby County, Illinois
Population & Households
| Population (official) | 21,042 |
|---|---|
| Median Age | 44.90 |
| Veterans | 1,455 |
| Housing Units | 10,053 |
| Uninsured | 169 |
Migration
| Inflow | 20,126 |
|---|---|
| Outflow | 20,068 |
| Net | 58 |
| 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 2026-04-13T15:43:27.752974+00:00; aggregated 2026-04-13T16:08:23.011892+00:00.