Politically, Catalina Island is part of Los Angeles County in District 4. Geologically, Santa Catalina is part of the is the southernmost island of the Channel Islands of California. The island is situated in the Pacific Ocean, approximately 29 mi (47 km) south-southwest of Long Beach, California. The island is 22 mi (35 km) long and 8 mi (13 km) across at its largest width.
The island's highest peak is Mount Orizaba, rising to an elevation of 2,097 feet (639 meters). It features a diverse and rugged landscape, including rolling hills, canyons, coastal cliffs, and sandy beaches.
The island covers an area of about 75 square miles (194 square kilometers). Santa Catalina Island ( Tongva: Pimuu'nga or Pimu Spanish: Isla Santa Catalina often shortened to Catalina Island or Catalina) is a rocky island off the coast of Southern California in the Gulf of Santa Catalina.