Fais Island is a raised coral island in the eastern Caroline Islands in the Pacific Ocean, and forms a legislative district in Yap State in the Federated States of Micronesia. Fais Island is located approximately 87 kilometres (54 mi) east of Ulithi and 251 kilometres (156 mi) northeast of Yap and is the closest land to Challenger Deep, about 180 miles away.The population of Fais Island was 215 in 2000.