Gregory County, South Dakota Cities (2026)

6 cities

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Gregory11,2891,2310.78%7492 City
Burke25955800.51%1,0641 City
Bonesteel32622530.77%7400 City
Fairfax4105990.96%3470 Town
Dallas585870%1681 Town
Herrick678751.3%1511 Town

Gregory County Cities Summary

Largest City

Gregory is the largest city in Gregory County, with a population of 1,289.

Smallest City

Herrick is the smallest city in Gregory County, with a population of 78.

10 Largest Cities

There are 6 cities in Gregory County, South Dakota.

Location of Gregory County