Demographics & People — Sweet Grass County, Montana
Population & Households
| Population (official) | 3,697 |
|---|---|
| Median Age | 43.60 |
| Veterans | 275 |
| Housing Units | 1,870 |
| Uninsured | 58 |
Migration
| Inflow | 3,568 |
|---|---|
| Outflow | 3,492 |
| Net | 76 |
| 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 2026-04-13T15:43:29.041448+00:00; aggregated 2026-04-13T16:08:24.205288+00:00.