Signal Mountain, Tennessee

Signal Mountain, Tennessee
Signal Mountain Middle/High School
Location of Signal Mountain in Hamilton County, Tennessee
Coordinates: 35°8′N 85°21′W / 35.133°N 85.350°W / 35.133; -85.350
CountryUnited States
StateTennessee
CountyHamilton
Incorporated1919
Area
  Total
8.37 sq mi (21.69 km2)
  Land8.37 sq mi (21.68 km2)
  Water0.00 sq mi (0.01 km2)
Elevation
1,703 ft (519 m)
Population
 (2020)
  Total
8,852
  Density1,057.59/sq mi (408.36/km2)
Time zoneUTC−5 (Eastern (EST))
  Summer (DST)UTC−4 (EDT)
ZIP Code
37377
Area code423
FIPS code47-68540
GNIS feature ID1270254
Websitesignalmountaintn.gov

Signal Mountain is a town in Hamilton County, Tennessee, United States. The town is a suburb of Chattanooga and is located on Walden Ridge. "Signal Mountain" is used as a colloquial name for the part of Walden Ridge close to the town. The town population was 8,852 as of the 2020 census and estimated to be 8,567 in 2018.