| County : | Sumner County |
| State : | Tennessee (TN) |
| Land Area : | 529.45 sq mi |
| Water Area : | 13.77 sq mi |
| Latitude : | 36.4700152 |
| Longitude : | -86.4585173 |
| Population (2010): | 160,645 |
| Population Estimate (2012) : | 161,206 |
| Population Density : | 303.42/sq mi |
| Housing Units (2012) : | 65,968 |
| Median Household Income (2012) : | $55,560 (Tennessee : $44,140, USA : $53,046) |
| Median Family Income (2012) : | $66,040 (Tennessee : $54,737, USA : $64,585) |
| Median House Price (2012) : | $175,500 (Tennessee : $138,700, USA : $181,400) |
Sumner County Cities / Towns
| Bethpage (288) | Bransford (170) | Castalian Springs (556) |
| Cottontown (367) | Fairfield (131) | Gallatin City (30,278) |
| Goodlettsville City (15,921) | Graball (236) | Hendersonville City (51,372) |
| Millersville City (6,440) | Mitchellville City (189) | New Deal (368) |
| Oak Grove (231) | Portland City (11,480) | Shackle Island (2,844) |
| Walnut Grove (864) | Westmoreland Town (2,206) | White House City (10,255) |
Sumner County Zip Codes
| 37022 (5,469) | 37031 (3,712) | 37048 (6,030) |
| 37066 (42,758) | 37072 (30,215) | 37075 (59,256) |
| 37148 (22,320) | 37186 (9,184) | 37188 (13,643) |