Ketron Island, Washington
Ketron Island (Lushootseed: saʔilc) is an island and a census-designated place (CDP) in Pierce County, Washington, United States. The island had a population of 17 people according to the 2010 census, and 20 people at the 2020 census.
Source: Wikipedia — Ketron Island, Washington (CC BY-SA 4.0)