About This Place
Edgemont is a city in Fall River County, South Dakota, United States. The population was 774 at the 2010 census.
Edgemont is located at 43°17′58″N 103°49′44″W / 43.29944°N 103.82889°W / 43.29944; -103.82889 (43.299453, -103.828966).
According to the United States Census Bureau, the city has a total area of 1.0 square miles (2.6 km²), all of it land.