Santa Cruz is California’s largest island, almost three times the size of Manhattan. Approximately 24 miles long and up to 6 miles wide; 96 square miles; 62,000 acres.
Average rainfall—20 inches. Temperature range—20° F to 100° F.
Painted Cave is one of the largest known sea caves in the world.
Diablo Peak (Devil’s Peak) is the tallest peak on the Channel Islands at 2,450 ft. (730 meters).
Santa Cruz has the greatest number of plant and animal species of all the Channel Islands.
Things To Do Things to do on Santa Cruz Island. more...
Hiking Santa Cruz Island Hiking Map and Guide more...
Restoration Learn about the efforts to restore critically important habitats and species on Santa Cruz Island. more...
Did You Know?
Channel Islands National Park has more endangered species that only exist within this park than any other unit of the National Park Service. This means that survival of these plants and animals depends entirely on our ability to protect and restore the habitat of the five park islands.