Bolivar Peninsula, Texas Bolivar Peninsula, Texas Bolivar Peninsula ( ) is a census-designated place (CDP) in Galveston County, Texas, United States. The population was 2,417 at the 2010 census. The communities of Port Bolivar, Crystal Beach, Caplen, Gilchrist, and High Island are located on Bolivar Peninsula. The peninsula was named by 1816 for Simón Bolívar, the famed South American political leader involved in the independence movements of Venezuela, Colombia, Peru, and other Latin American nations. The pirates/privateers Jean Laffite and Louis-Michel Aury each used the Bolivar Peninsula as part of the pirate "kingdom" established around the Galveston Bay. The peninsula was part of
Bolivar County, Mississippi Bolivar County, Mississippi Bolivar County is a county located on the western border of the U.S. state of Mississippi. As of the 2010 census, the population was 34,145. Its county seats are Rosedale and Cleveland. The county is named in honor of Simón Bolívar, early 19th-century leader of the liberation of several South American colonies from Spain. The Cleveland, MS Micropolitan Statistical Area includes all of Bolivar County. It is located in the Mississippi Delta, or Yazoo Basin, of Mississippi. This area was first developed for cotton plantations. Large industrial-scale agricultural operations have reduced the number of farm workers needed,