Kingsbury County, South Dakota Cities (2026)

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density (/mi²)
Area (mi²)
Type
De Smet11,0251,066-0.68%8851 City
Arlington29279260.11%5402 City
Lake Preston36105870.83%8041 City
Iroquois4293298-0.34%4731 City
Badger51381300.73%1301 Town
Oldham6120122-0.83%4880 City
Erwin741390%860 Town

Kingsbury County Cities Summary

Largest City

De Smet is the largest city in Kingsbury County, with a population of 1,025.

Smallest City

Erwin is the smallest city in Kingsbury County, with a population of 41.

10 Largest Cities

There are 7 cities in Kingsbury County, South Dakota.

Location of Kingsbury County