Kagamil Island (Aleut: Qagaamila), in the Islands of Four Mountains subgroup of the Aleutian archipelago, is 3.7 miles (6.0 km) north of Chuginadak Island and 1.2 miles (1.9 km) south of Uliaga Island. It is 6.2 miles (10.0 km) in length and up to 3.1 miles (5.0 km) in width.