Philadelphia, Tennessee
| Philadelphia, Tennessee | |
|---|---|
| Philadelphia, Tennessee | |
| Location of Philadelphia in Loudon County, Tennessee. | |
| Coordinates: 35°40′45″N 84°24′00″W / 35.67917°N 84.40000°W | |
| Country | United States | 
| State | Tennessee | 
| County | Loudon | 
| Founded | 1822 | 
| Incorporated | 1968 | 
| Area | |
|  • Total | 1.55 sq mi (4.03 km2) | 
| • Land | 1.55 sq mi (4.03 km2) | 
| • Water | 0.00 sq mi (0.00 km2) | 
| Elevation | 879 ft (268 m) | 
| Population  (2020) | |
|  • Total | 607 | 
| • Density | 390.35/sq mi (150.71/km2) | 
| Time zone | UTC-5 (Eastern (EST)) | 
| • Summer (DST) | UTC-4 (EDT) | 
| ZIP code | 37846 | 
| Area code | 865 | 
| FIPS code | 47-57900 | 
| GNIS feature ID | 2404511 | 
Philadelphia is a city in Loudon County, Tennessee, United States. Its population was 656 at the 2010 census. It is included in the Knoxville Metropolitan Statistical Area.