Half Distance Triathlon Santa Cruz: Ultimate Coastal Triathlon Experience Swim Course Begin your journey with a 1.2-mile swim on Santa Cruz Main Beach, right by the famous Santa Cruz Beach Boardwalk. The swim follows a clockwise route around the Wharf and concludes at Cowell’s Beach. Swimmers will enjoy the refreshing Pacific waters, averaging 63°F (17°C) on race day. Bike Course The 56-mile bike course is a single, scenic loop starting at Depot Park. Cyclists head north along California’s ...