Cities and Towns in Brown County, South Dakota
Founded in 1879, Brown County is one of 66 counties in the state of South Dakota. Historically, Brown County was formed from Beadle County. The city of Aberdeen is the county seat. With FIPS code of 13, Brown County has a population of 38,101 and area of 1,713 square miles (4,437 km²).
List of all cities in Brown County, SD alphabetically
| City/Town | Postal Code | Area Code |
| Aberdeen, SD | 57401 | 605 |
| 57402 | 605 | |
| Barnard, SD | 57426 | 605 |
| Bath, SD | 57427 | 605 |
| Beebe, SD | 57401 | 605 |
| Brainard, SD | 57426 | 605 |
| Claremont, SD | 57432 | 605 |
| Columbia, SD | 57433 | 605 |
| Elm Lake, SD | 57441 | 605 |
| Ferney, SD | 57439 | 605 |
| Frederick, SD | 57441 | 605 |
| Groton, SD | 57445 | 605 |
| Hecla, SD | 57446 | 605 |
| Houghton, SD | 57449 | 605 |
| Huffton, SD | 57432 | 605 |
| James, SD | 57445 | 605 |
| Mansfield, SD | 57460 | 605 |
| Ordway, SD | 57401 | 605 |
| Putney, SD | 57445 | 605 |
| Randolph, SD | 57474 | 605 |
| Sand Lake, SD | 57433 | 605 |
| Stratford, SD | 57474 | 605 |
| Tacoma Park, SD | 57433 | 605 |
| Warner, SD | 57479 | 605 |
| Westport, SD | 57481 | 605 |
| Wetonka, SD | 57481 | 605 |
Major Cities and Towns in Brown County, South Dakota
Aberdeen
General Information
- Area: 15.6 square miles
- Population: Approximately 28,500 (2023 estimate)
- Zip Codes: 57401, 57402
- Latitude: 45.4647° N
- Longitude: 98.4865° W
Location and History
Aberdeen, the county seat of Brown County, is situated in the northeastern part of South Dakota. Founded in 1881, the city was named after Aberdeen, Scotland, reflecting the heritage of its early settlers. Aberdeen’s development was driven by the expansion of the railroad, which made it a major hub for agriculture and trade. Over the years, the city has grown into a cultural and economic center for the region, known for its robust economy, excellent educational institutions, and vibrant community events.
Major Schools and Landmarks
Aberdeen is home to Northern State University and Presentation College, both of which contribute to the city’s educational prominence. Landmarks include Storybook Land and the Land of Oz, a family-friendly attraction, and Wylie Park, which offers recreational activities and camping. The Dacotah Prairie Museum highlights the area’s history, while the Capitol Theatre provides a venue for performing arts. Aberdeen also hosts the annual Brown County Fair, attracting visitors from across the region.
Groton
General Information
- Area: 1.3 square miles
- Population: Approximately 1,500 (2023 estimate)
- Zip Codes: 57445
- Latitude: 45.4505° N
- Longitude: 98.0953° W
Location and History
Groton is located southeast of Aberdeen in Brown County. Established in 1881, Groton grew as a result of the railroad expansion and its role as a center for agriculture. Named after Groton, Massachusetts, the town has a rich history rooted in farming and community development. Its close-knit community and rural charm make it a welcoming place for residents and visitors.
Major Schools and Landmarks
Groton Area School District serves the community, offering education from kindergarten through high school. Landmarks include Groton City Park, which hosts local events and provides recreational facilities, and nearby Sand Lake National Wildlife Refuge, a haven for birdwatchers and nature enthusiasts. The annual Harvest Festival celebrates the town’s agricultural heritage, drawing families and friends together.
Hecla
General Information
- Area: 0.6 square miles
- Population: Approximately 200 (2023 estimate)
- Zip Codes: 57446
- Latitude: 45.8797° N
- Longitude: 98.1506° W
Location and History
Hecla, located in the northern part of Brown County, was founded in the late 19th century. The town’s name is derived from Mount Hekla, an active volcano in Iceland, reflecting the Scandinavian heritage of its settlers. Hecla developed as a small farming community, relying on agriculture and local trade. Today, it maintains its rural character and historical charm.
Major Schools and Landmarks
Hecla-Community School serves students in the area, fostering educational opportunities for the local population. Landmarks include Hecla City Park, a popular gathering spot for residents, and the nearby Sand Lake National Wildlife Refuge, which offers outdoor recreation and wildlife observation. The town’s annual events, such as the summer picnic, bring the community together in celebration of its history and culture.
Frederick
General Information
- Area: 0.4 square miles
- Population: Approximately 250 (2023 estimate)
- Zip Codes: 57441
- Latitude: 45.8311° N
- Longitude: 98.5081° W
Location and History
Frederick is a small town in northwestern Brown County, near the South Dakota-North Dakota border. Established in the late 19th century, Frederick grew as a farming community and a stop along the railroad. The town’s name honors Frederick S. Winston, a railroad executive, and it remains a testament to the agricultural roots of the region.
Major Schools and Landmarks
Frederick Area School District serves students from the town and surrounding areas. Landmarks include the Frederick Pioneer Village, which preserves historic buildings and artifacts from the town’s early days. The nearby Elm Lake provides opportunities for fishing and boating, while the annual Frederick Finn Fest celebrates the town’s Finnish heritage with food, music, and cultural activities.
