Sebastian is located part of Indian River County in Florida / The United States. City is located in Indian River County, Florida, United States of America. Sebastian is located 27 km from Eastern Florida State College and 46 km from Youth Area.
The nearest lake, Lake 3, is 2 km away. the nearest beach, Capt Hiram’s Resort-Bimini Beach, is 4 km away. the nearest museum, Indian River County Historical Society, is 18 km away. the nearest park, Sand Lakes Conservation Area, is 12 km away. the nearest castle, Cinderella Castle, is 129 km away. the nearest town, Vero Beach, is 18 km away.
Sebastian covers 37.71 km2, has 21,929 inhabitants (2010 census) and a density of 581.52 inhabitants per km2. The average altitude is 6 m. The Spanish name is Sebastian.