Castle Trail, Honolulu County, Hawaii <<< Back to Castle Trail main page Other trails near Castle Trail, Honolulu County, Hawaii:    Sacred Falls Trail, Honolulu County, 1 miles away        3 hiking miles, 539 feet elevation difference    Summit Trail, Honolulu County, 3 miles away       19.4 hiking miles, 1611 feet elevation difference    Kawailoa Trail, Honolulu County, 5 miles away        9.4 hiking miles, 1408 feet elevation difference Campgrounds near Castle Trail, Honolulu County, Hawaii:    Honolulu Koa Kampground, Honolulu, 16 miles away