| County : | Marengo County |
| State : | Alabama (AL) |
| Land Area : | 976.88 sq mi |
| Water Area : | 5.79 sq mi |
| Latitude : | 32.2475911 |
| Longitude : | -87.7910910 |
| Population (2010): | 21,027 |
| Population Estimate (2012) : | 20,909 |
| Population Density : | 21.52/sq mi |
| Housing Units (2012) : | 10,237 |
| Median Household Income (2012) : | $34,515 (Alabama : $43,160, USA : $53,046) |
| Median Family Income (2012) : | $45,763 (Alabama : $54,326, USA : $64,585) |
| Median House Price (2012) : | $89,500 (Alabama : $122,300, USA : $181,400) |
Marengo County Cities / Towns
| Dayton Town (52) | Demopolis City (7,483) | Faunsdale Town (98) |
| Linden City (2,123) | Myrtlewood Town (130) | Nanafalia (94) |
| Providence Town (223) | Putnam (193) | Sweet Water Town (258) |
| Thomaston Town (417) |
Marengo County Zip Codes
| 36722 (472) | 36728 (461) | 36732 (8,395) |
| 36736 (1,207) | 36738 (952) | 36742 (2,554) |
| 36748 (3,260) | 36754 (344) | 36763 (139) |
| 36769 (3,014) | 36773 (512) | 36782 (2,405) |
| 36783 (945) | 36784 (7,754) | 36786 (3,365) |