Key West is an island city in Florida and the county seat of Monroe County. The city boundaries include the island of Key West and several nearby islands, as well as the section of Stock Island north of U.S. Route 1, on the adjacent key just east of the city. Sigsbee Park—originally known as Dredgers Key—and Fleming Key, both located to the north, and Sunset Key located to the west are all included in the city boundaries.