Edgemont is a city in Fall River County, South Dakota, United States.

[6] The city lies on the far southern edge of the Black Hills in southwestern South Dakota.

Edgemont is a crew change point for BNSF freight trains in the Gillette, Wyoming-Alliance, Nebraska division.

[9] In 2012, the White Draw Fire burned eight miles northeast of Edgemont.

[10] On July 1, 2012, an airplane fighting the fire crashed near town, killing four military personnel and injuring two.

[11] On the morning of January 17, 2017, a BNSF Railway westbound train struck and killed two roadway workers, including the watchman/lookout.

[12] According to the United States Census Bureau, the city has a total area of 0.97 square miles (2.51 km2), all land.

Its closest neighbors are Burdock and Dewey to the northwest, Hot Springs to the northeast, and Provo and Rumford to the south.

Edgemont lies just to the south of the Elk Mountains, a small range that is part of the Black Hills.