Cicero Peak (South Dakota)

Cicero Peak is a 6168 feet mountain in the Black Hills of Custer County, South Dakota. The mountain is 6 miles south-southeast of the city of Custer, southwest of Custer State Park, and northwest of Wind Cave National Park. The closest community is Sanator, which is about 2 miles northwest of Cicero Peak.

Cicero Peak is named after Cicero James Graham (1860–1930), a rancher near the base of the mountain.

Cicero Peak's fire lookout tower was built in 1939–1940, used for 34 years until 1974, declared surplus, and removed on March 19, 1980.

In 1990, nearby logging equipment sparked and started a large wildfire. This 1990 Cicero Peak Fire burned 14203 acres near this mountain., including 4510 acres within Custer State Park.