Demographics & People — Jefferson County, New York
Population & Households
| Population (official) | 117,445 |
|---|---|
| Median Age | 32.80 |
| Veterans | 9,930 |
| Housing Units | 61,573 |
| Uninsured | 1,121 |
Migration
| Inflow | 110,818 |
|---|---|
| Outflow | 115,674 |
| Net | -4,856 |
| 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 2026-04-13T15:43:29.421836+00:00; aggregated 2026-04-13T16:08:24.552449+00:00.