| County : | Sullivan County |
| State : | Tennessee (TN) |
| Land Area : | 413.36 sq mi |
| Water Area : | 16.34 sq mi |
| Latitude : | 36.5102123 |
| Longitude : | -82.2993965 |
| Population (2010): | 156,823 |
| Population Estimate (2012) : | 156,675 |
| Population Density : | 379.39/sq mi |
| Housing Units (2012) : | 73,760 |
| Median Household Income (2012) : | $40,025 (Tennessee : $44,140, USA : $53,046) |
| Median Family Income (2012) : | $51,862 (Tennessee : $54,737, USA : $64,585) |
| Median House Price (2012) : | $118,100 (Tennessee : $138,700, USA : $181,400) |
Sullivan County Cities / Towns
| Bloomingdale (9,888) | Blountville (3,074) | Bluff City (1,733) |
| Bristol City (26,702) | Colonial Heights (6,934) | Johnson City (63,152) |
| Kingsport City (48,205) | Spurgeon (3,957) | Walnut Hill (2,394) |
Sullivan County Zip Codes
| 37617 (14,251) | 37618 (12,747) | 37620 (39,102) |
| 37656 (3,677) | 37659 (27,585) | 37660 (40,038) |
| 37663 (14,617) | 37664 (26,880) | 37665 (5,589) |
| 37686 (7,072) | 37694 (1,955) | 37857 (21,309) |