| Population | 1 (2010), see rank |
| House Units | 1, see rank |
| Race | Whites:100%, Hispanics:0%, Blacks:0%, Asians:0%, Others:0% |
| Total Area: | 50.62 sq mi |
| Water Area: | 50.62 sq mi (100.00%) |
| State: | Louisiana |
| Area: | Morgan City, LA |
| County: | Saint Mary County |
| Census Tract: | 040900 |
| Census Block Group: | 040900-2 |