Latitude / Longitude:
45° 34′ 27″ N, 101° 55′ 22″ W
Central (CST) (UTC-6)
Athboy is an unincorporated community in Corson County, in the U.S. state of South Dakota.
A post office was established at Athboy was established in 1916, and remained in operation until 1944. The community was named by postal officials.