Plain Center Flag

Plain Center

County Seat:
No
Area (mi²):
35.196
State:
South Dakota

Plain Center is located in Charles Mix County, South Dakota. Plain Center has a 2025 population of 121 . Plain Center is currently growing at a rate of 2.54% annually and its population has increased by 2.54% since the most recent census, which recorded a population of 118 in 2020.

The median age in Plain Center is 31.6 years: 31.4 years for males, and 52.2 years for females. For every 100 females there are 122.2 males.

121
Total Population
3
Density (mi²)
3 2.54%
Growth

Plain Center Population

Plain Center Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Plain Center includes 88.57% White, 7.14% Native American, and smaller percentages for and multiracial populations.

Population by Race

White (88.57%)

Native American (7.14%)

Two or more races (4.29%)

Race
Population
Percentage (of total)
White12488.57%
Native American107.14%
Two or more races64.29%

Plain Center Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Nearby Cities

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)