Fort Yukon (Gwichyaa Zheh in Gwich’in, originally, Gwich’in: Gwicyaa Zhee; translation: "house on the Flats") is a city in the Yukon-Koyukuk Census Area in the U.S. state of Alaska. The population, predominately Gwich'in Alaska Natives, was 583 at the 2010 census.