What homes there are
U.S. Census Bureau, ACS 5-year, 2020–2024
| Measure | Sweet Grass County | Montana | United States |
|---|---|---|---|
| Detached house | 82% | 69% | 61% |
| Attached house | Unreliable estimate | 5% | 6% |
| Building of 2 to 4 | Unreliable estimate | 7% | 8% |
| Apartments (5 or more) | Unreliable estimate | 10% | 19% |
| Mobile home | 9% | 9% | 6% |
| Boat, RV and other | Unreliable estimate | 0% | 0% |
The detached house rules in Sweet Grass County: 82% of homes, more than in Montana (69%).
| Measure | Sweet Grass County | Montana | United States |
|---|---|---|---|
| Before 1960 | 33% | 26% | 26% |
| 1960–1979 | 18% | 23% | 24% |
| 1980–1999 | 26% | 23% | 25% |
| 2000–2009 | 14% | 14% | 14% |
| 2010 or later | 9% | 14% | 11% |
The typical year built in Sweet Grass County is 1979, about the same as in Montana (1981).
Much as in Montana, 62% of homes in Sweet Grass County have 3 bedrooms or more.