Kingsbury County, South Dakota Cities (2026)

7 cities

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
De Smet11,0211,068-0.78%8821 City
Arlington29279240.11%5402 City
Lake Preston36125900.66%8061 City
Iroquois4294300-0.34%4741 City
Badger51381291.47%1301 Town
Oldham6116122-0.85%4720 City
Erwin739380%820 Town

Kingsbury County Cities Summary

Largest City

De Smet is the largest city in Kingsbury County, with a population of 1,021.

Smallest City

Erwin is the smallest city in Kingsbury County, with a population of 39.

10 Largest Cities

There are 7 cities in Kingsbury County, South Dakota.

Location of Kingsbury County