Tarzana is a suburban neighborhood in the San Fernando Valley region of Los Angeles, California. Tarzana is on the site of a former ranch owned by author Edgar Rice Burroughs. It is named after Burroughs’ fictional jungle hero, Tarzan. Tarzana, which measures 8.79 square miles (22.8 km2), is bounded on the south by Topanga State Park, on the east by Encino, on the north by Reseda and on the west by Woodland Hills.