| Population | 257 (2010), see rank |
| House Units | 109, see rank |
| Race | Whites:97.7%, Hispanics:1.6%, Blacks:0%, Asians:0.8%, Others:1.6% |
| Total Area: | 0.22 sq mi |
| Water Area: | 0.00 sq mi (0.00%) |
| State: | Missouri |
| Area: | St. Louis, MO-IL |
| County: | Jefferson County |
| City: | Arnold |
| Census Tract: | 700111 |
| Census Block Group: | 700111-1 |