San Sebastián de La Gomera is the capital and a municipality of La Gomera in the Canary Islands, Spain. It also hosts the main harbour. The population was 9,584 in 2023, and the area is 113.59 square kilometres. The port serves ferry routes to the islands of Tenerife, La Palma and El Hierro. Streets include Calle Real and F. Olsen. A bus station named Estación de Guaguas is used for bus lines throughout the island; it is located on Avenida Del Quinto Centenario.