Demographics & People — McDonough County, Illinois
Population & Households
| Population (official) | 27,370 |
|---|---|
| Median Age | 34.90 |
| Veterans | 1,482 |
| Housing Units | 13,655 |
| Uninsured | 273 |
Migration
| Inflow | 22,585 |
|---|---|
| Outflow | 22,804 |
| Net | -219 |
| 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 2026-04-13T15:43:27.702997+00:00; aggregated 2026-04-13T16:08:22.970254+00:00.