
Ferney
- County:
- Brown County
- County Seat:
- No
- Area (mi²):
- 1.003
- State:
- South Dakota
Ferney is a CDP located in Brown County, South Dakota. Ferney has a 2025 population of 27. Ferney is currently growing at a rate of 3.85% annually but its population has decreased by -27.03% since the most recent census, which recorded a population of 37 in 2020.
The average household income in Ferney is -$1000.00 Mn with a poverty rate of 0%. The median age in Ferney is 0 years: 0 years for males, and 0 years for females.