Fordham
- County:
- Clark County
- County Seat:
- No
- Area (mi²):
- 35.515
- State:
- South Dakota
Fordham is located in Clark County, South Dakota. Fordham has a 2025 population of 150 . Fordham is currently growing at a rate of 0.67% annually and its population has increased by 2.04% since the most recent census, which recorded a population of 147 in 2020.
The median age in Fordham is 38.9 years: 42.8 years for males, and 38.1 years for females. For every 100 females there are 142.9 males.