Edgemont
- County:
- Fall River County
- County Seat:
- No
- Area (mi²):
- 1.382
- State:
- South Dakota
Edgemont is a city located in Fall River County, South Dakota. Edgemont has a 2026 population of 759. Edgemont is currently declining at a rate of -0.65% annually but its population has increased by 4.12% since the most recent census, which recorded a population of 729 in 2020.