Selby, South Dakota

Selby
Selby Opera House
Location in Walworth County and the state of South Dakota
Coordinates: 45°30′21″N 100°01′58″W / 45.50583°N 100.03278°W / 45.50583; -100.03278
CountryUnited States
StateSouth Dakota
CountyWalworth
Incorporated1909
Area
  Total
0.71 sq mi (1.84 km2)
  Land0.71 sq mi (1.84 km2)
  Water0.00 sq mi (0.00 km2)
Elevation
1,896 ft (578 m)
Population
 (2020)
  Total
610
  Density856.74/sq mi (330.77/km2)
Time zoneUTC-6 (Central (CST))
  Summer (DST)UTC-5 (CDT)
ZIP code
57472
Area code605
FIPS code46-58140
GNIS feature ID1267562
WebsiteCity of Selby

Selby is a city in Walworth County, South Dakota, United States. The population was 610 at the 2020 census. It is the county seat of Walworth County.