LOCATION
United States
United States
Gann Valley
(South Dakota)
Gann Valley is a census-designated place in and the county seat of Buffalo County, South Dakota, United States. The town had a population of 10 as of the 2020 census. It is the smallest unincorporated county seat in the United States.
Nearby Results
Copyright © 2025 House of Highways. All Rights Reserved
20 States, 20K Miles, 11 National Parks – and Counting!
Join full-time nomads Cristy Lee and Colan McGeehan, featured on Magnolia Network, WSJ, and NYT.
🌟 Follow Us:
✨ Roam free, and we hope to see you out there!