Founded in 1873, Kingsbury County is one of 66 counties in the state of South Dakota. Historically, Kingsbury County was formed from Hanson County. The city of De Smet is the county seat. With FIPS code of 77, Kingsbury County has a population of 5,192 and area of 838 square miles (2,170 km2).
List of all cities in Kingsbury County, SD alphabetically
| City/Town | Postal Code | Area Code |
| Arlington, SD | 57212 | 605 |
| Badger, SD | 57214 | 605 |
| Bancroft, SD | 57353 | 605 |
| De Smet, SD | 57231 | 605 |
| Erwin, SD | 57233 | 605 |
| Esmond, SD | 57353 | 605 |
| Hetland, SD | 57212 | 605 |
| Iroquois, SD | 57353 | 605 |
| Lake Poinsett, SD | 57212 | 605 |
| Lake Preston, SD | 57233 | 605 |
| 57249 | 605 | |
| Manchester, SD | 57353 | 605 |
| Oldham, SD | 57051 | 605 |
| Spirit Lake, SD | 57233 | 605 |