Galveston (pronounce /ˈgælvəstən/) is a city and the seat of Galveston County located along the Gulf Coast region in the U.S. state of Texas within the Houston–Sugar Land–Baytown metropolitan area. As of the 2005 U.S. Census estimate, the city had a total population of 57,466. Galveston is accessible by a causeway linking Galveston Island to the mainland on the north end of the city, a toll bridge on the western end of the island, and by ferry boat service on the east end of the city.