Jackson County, South Dakota Cities (2026)

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density (/mi²)
Area (mi²)
Type
Kadoka1514543-0.77%2252 City
Interior26267-1.59%461 Town
Belvidere33942-2.5%511 Town

Jackson County Cities Summary

Largest City

Kadoka is the largest city in Jackson County, with a population of 514.

Smallest City

Belvidere is the smallest city in Jackson County, with a population of 39.

10 Largest Cities

There are 3 cities in Jackson County, South Dakota.

Location of Jackson County