Demographics & People — Washington County, Wisconsin
Population & Households
| Population (official) | 136,842 |
|---|---|
| Median Age | 43.40 |
| Veterans | 7,858 |
| Housing Units | 58,391 |
| Uninsured | 963 |
Migration
| Inflow | 140,461 |
|---|---|
| Outflow | 140,087 |
| Net | 374 |
| 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 2026-04-13T15:43:31.369004+00:00; aggregated 2026-04-13T16:08:26.432658+00:00.