Demographics & People — Peoria County, Illinois
Population & Households
| Population (official) | 181,186 |
|---|---|
| Median Age | 38.10 |
| Veterans | 8,376 |
| Housing Units | 84,963 |
| Uninsured | 1,359 |
Migration
| Inflow | 162,290 |
|---|---|
| Outflow | 163,989 |
| Net | -1,699 |
| 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 2026-04-13T15:43:27.728454+00:00; aggregated 2026-04-13T16:08:22.991694+00:00.