Stanley County, South Dakota Cities (2025)

1 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Change
Density
Area (mi²)
Type
Fort Pierre12,2142,1160.91%7103.12 City

Stanley County Cities Summary

Largest City

Fort Pierre is the largest city in Stanley County, with a population of 2,214.

Smallest City

Fort Pierre is the smallest city in Stanley County.

10 Largest Cities

There is 1 city in Stanley County, South Dakota.