| Population | 1 (2010), see rank |
| House Units | 1, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 11.68 sq mi |
| Water Area: | 0.01 sq mi (0.04%) |
| State: | Montana |
| County: | Big Horn County |
| City: | Decker |
| Census Tract: | 940400 |
| Census Block Group: | 940400-1 |