The City and Borough of Yakutat is a borough in the U.S. state of Alaska. Incorporated as a non-unified Home Rule Borough on September 22, 1992, Yakutat was previously a city in the Skagway–Yakutat–Angoon Census Area. The name is Tlingit, Yaakwdáat but it originally derives from an Eyak name diyaʼqudaʼt and was influenced by the Tlingit word yaakw.The borough covers an area about six times the size of the U.S. state of Rhode Island, making it one of the largest 'counties' in the United States. As of the 2010 census, the population was 662.The U.S. Census Bureau has defined the former City of Yakutat as a census-designated place within the borough. The only other significant population center in the borough is the community of Icy Bay, the site of the Icy Bay Airport, in the west-central part of the borough.