| Population | 112 |
| Square Miles | 9.54 |
| Population Density | 11.74 |
| Median Age | 45 |
| Median Household Income | $33,250 |
| Per Capita Income | $12,678 |
| Median Rent | $406 |
| Percent Renters | 21% |
| Median Garrison, MT For Sale Price: | $189,900 |
| Studio For Sale Median Price: | $3,600,000 |
| 1 Bedroom For Sale Median Price: | $199,000 |
| 3 Bedroom For Sale Median Price: | $189,900 |