Demographics & People — Fairfield County, Ohio
Population & Households
| Population (official) | 159,371 |
|---|---|
| Median Age | 39.50 |
| Veterans | 9,179 |
| Housing Units | 62,743 |
| Uninsured | 1,611 |
Migration
| Inflow | 163,609 |
|---|---|
| Outflow | 158,183 |
| Net | 5,426 |
| 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 2026-04-13T15:43:29.792390+00:00; aggregated 2026-04-13T16:08:24.901590+00:00.