Wildwood is a third-ring suburb of St. Louis, located in far western St. Louis County, Missouri, United States. According to the United States Census Bureau, the city has a total area of 66.4 square miles (172 square kilometers), making it the 3rd largest city (in area) in Missouri. 66.0 square miles (171 square kilometers) of it is land and 0.4 square miles (1.0 square kilometers) of it (0.59%) is water. Wildwood is the home of the Al Foster Trail, and numerous other trails, parks, and reserves such as Rockwood and Babler State Parks. Situated near Hidden Valley Ski Resort and Six Flags St. Louis, Wildwood is now home of a new St. Louis Community College campus, St. Louis Community College-Wildwood.