Timber Lake, South Dakota

Timber Lake
Blečháŋ (Lakota)
Location in Dewey County and the state of South Dakota
Coordinates: 45°25′46″N 101°04′17″W / 45.42944°N 101.07139°W / 45.42944; -101.07139
CountryUnited States
StateSouth Dakota
CountyDewey
Incorporated1910
Area
  Total
0.61 sq mi (1.58 km2)
  Land0.61 sq mi (1.58 km2)
  Water0.00 sq mi (0.00 km2)
Elevation
2,165 ft (660 m)
Population
 (2020)
  Total
509
  Density833.06/sq mi (321.78/km2)
Time zoneUTC−7 (Mountain (MST))
  Summer (DST)UTC−6 (MDT)
ZIP code
57656
Area code605
FIPS code46-63620
GNIS feature ID1267600
Websitewww.timberlakesouthdakota.com

Timber Lake (Lakota: Blečháŋ; "Tree Lake") is a city in and the county seat of Dewey County, South Dakota, United States. The population was 509 at the 2020 census.