Seldovia is a city in Kenai Peninsula Borough, Alaska, United States. Its population was 255 at the 2010 census, down from 286 in 2000. It is located along Kachemak Bay southwest of Homer. There is no road system connecting the town to other communities, so all travel to Seldovia is by airplane or boat. The Alaska Native people of Seldovia make up approximately one quarter of the population and have ancestors of Aleut and Alutiiq descent, as well as some Dena'ina.