Summit Map
Summit is a town in Roberts County, South Dakota, United States. The population was 288 at the 2010 census.
Summit is located at 45°18?13?N 97°2?14?W / 45.30361°N 97.03722°W / 45.30361; -97.03722 (45.303743, -97.037106).
According to the United States Census Bureau, the town has a total area of 0.4 square miles (1.0 km²), all of it land.
Nearby cities include Wilmot, Waubay, Corona, Twin Brooks, South Shore.