Sitemap to all pages covering the state of South Dakota. Photo contributions by Alex Nitzman, Andy Field and Brent Ivy.

Highway Guides

Population Statistics

State Population
886,667
Metropolitan Populations
Sioux Falls 276,730 Sioux City, IA-NE-SD 149,940 Rapid City 139,074
Top County Populations
Minnehaha 197,214 Pennington 109,222 Lincoln 65,161
Brown 38,301 Brookings 34,375 Meade 29,852
Top City Populations
Sioux Falls 187,809 Rapid City 78,864 Aberdeen 28,180
Brookings 24,804 Watertown 22,303 Mitchell 15,697
Yankton 14,651 Pierre 13,708 Huron 13,420
Sources: 2020 U.S. Census Data (metro populations and counties), 2020 U.S. Census Estimate (cities)

About South Dakota

  • Capital: Pierre
  • Nickname: Mount Rushmore State
  • Area: 77,116 square miles or 199,730 square kilometers, 16th largest
  • Statehood: 40th state; admitted November 2, 1889
  • Total Interstate Mileage: 678.31 miles
  • Highest Point: Harney Peak (7,242 feet above sea level)
  • Mining: gold
  • Agriculture: cattle, milk, corn, pigs/hogs, soybeans, wheat

Updated December 30, 2021.