South Dakota Flag

South Dakota

Statehood Year:
1889
Capital:
Pierre
Largest Cities:
Sioux Falls, Rapid City, Aberdeen
Abbreviation:
SD

South Dakota is a state in the Midwest region of the United States, known for the Black Hills, Badlands, and Mount Rushmore. It has a population of 931,033, making it the 46th most populated state in the country. The capital city is Pierre. South Dakota has a agriculture and tourism-driven economy.

931,033
Total Population
12
Population Density (mi²)
46
Population Rank
6.4K 0.69%
Annual Population Growth

South Dakota Population

Demographics

Economics and Income Statistics

Population by County

Population by County

2025 Pop.

20K

40K

60K

80K

100K

120K

140K

160K

180K

200K

Population Growth by County

Change (2020)

-0.05

-0.025

0

0.025

0.05

0.075

Population Density by County

Density

20

40

60

80

100

120

140

160

180

200

220

240

260

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)