| Population | 80 (2010), see rank |
| House Units | 29, see rank |
| Race | Whites:92.5%, Hispanics:7.5%, Blacks:0%, Asians:0%, Others:7.5% |
| Total Area: | 0.02 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | Wyoming |
| Area: | Gillette, WY |
| County: | Campbell County |
| City: | Sleepy Hollow |
| Census Tract: | 000200 |
| Census Block Group: | 000200-3 |