Demographics & People — Montgomery County, Illinois
Population & Households
| Population (official) | 28,352 |
|---|---|
| Median Age | 42.70 |
| Veterans | 1,990 |
| Housing Units | 12,539 |
| Uninsured | 227 |
Migration
| Inflow | 23,603 |
|---|---|
| Outflow | 23,863 |
| Net | -260 |
| 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 2026-04-13T15:43:27.719357+00:00; aggregated 2026-04-13T16:08:22.983975+00:00.