| City : | Union City |
| County : | Hartford County, Obion County, Santa Cruz County |
| State : | Tennessee (TN) |
| | |
| Land Area : | 11.93 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 36.4256717 |
| Longitude : | -89.0460533 |
| | |
| Population (2010): | 10,895 |
| Population Estimate (2012) : | 10,878 |
| Population Density : | 912.87/sq mi |
| Housing Units (2012) : | 5,095 |
| Median Household Income (2012) : | $32,887 (Tennessee : $44,140, USA : $53,046) |
| Median Family Income (2012) : | $43,333 (Tennessee : $54,737, USA : $64,585) |
| Median House Price (2012) : | $92,000 (Tennessee : $138,700, USA : $181,400) |