Forbes
- County:
- Charles Mix County
- County Seat:
- No
- Area (mi²):
- 29.453
- State:
- South Dakota
Forbes is located in Charles Mix County, South Dakota. Forbes has a 2025 population of 65 . Forbes is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 65 in 2020.
The median age in Forbes is 11.5 years: 0 years for males, and 11.7 years for females. For every 100 females there are 67.3 males.