Sand Point, also known as Popof Island, is a city in Aleutians East Borough, Alaska, United States. At the 2010 census the population was 976, up from 952 in 2000, but by the 2020 Census this had reduced to 578. It is on northwestern Popof Island, one of the Shumagin Islands, off the Alaska Peninsula. It is the borough seat of Aleutians East Borough, and is near the entrance to the Bering Sea.