Chignik Lake is a census-designated place in Lake and Peninsula Borough, Alaska, United States. It is 475 miles southwest of Anchorage. At the 2020 census, the population was 61. Chignik Lake is located at 56°16′10″N 158°46′54″W / 56.269340°N 158.781714°W. It is on the southeast side of the Alaska Peninsula and comprises all of Chignik …Chignik Lake is a census-designated place in Lake and Peninsula Borough, Alaska, United States. It is 475 miles southwest of Anchorage. At the 2020 census, the population was 61. Chignik Lake is located at 56°16′10″N 158°46′54″W / 56.269340°N 158.781714°W. It is on the southeast side of the Alaska Peninsula and comprises all of Chignik Lake the waterbody, as well as land to the northeast and southeast of the lake and land to the south of the Chignik River, the lake's outlet.