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About New Underwood, South Dakota

New Underwood is a city in Pennington County, South Dakota, United States. The population was 660 at the 2010 census.

News from New Underwood

New Underwood Facts

  • Population Total: 660
  • Square Miles: 0.5
  • Area Code: 605
  • Elevation: 2844
  • Postal Codes: 57761
  • Timezone: Mountain