Pennington County Address Data

Time in Pennington County, South Dakota
04:35:52 AM
Time in Pennington County, South Dakota
  • State: South Dakota
  • County: Pennington County
  • County Seat: Rapid City
  • FIPS: 46103
  • Founded in: 1875
  • Population: 111,729
  • Density: 40 Persons/Square Mile
  • Area: 2,776 Square Miles
  • Government Type: County
  • Authority: Dillon's Rule
  • Legislative Body: Board of Commissioners
  • Legislative Body Size: 5
  • County Contact: 130 Kansas Street
    County Administration Building
    Rapid City, SD
  • County site: http://www.co.pennington.sd.us
  • Labor Force: 56,253
  • Unemployment Rate: 3.10%
  • Gross Domestic Product (GDP): $5.1 B

Top Cities in Pennington County

Major Cities (population)

Neighbor Counties

  • Custer County
  • Haakon County
  • Jackson County
  • Lawrence County
  • Meade County
  • Shannon County
  • Weston County