Ironman 70.3 California
Ironman Triathlon HighlightsIronman 70.3 California takes place in Oceanside, CA, the U.S. Marine Corps Base Camp Pendleton and the surrounding area. The race features a sheltered 1.2 mile swim in Oceanside harbor, followed by a challenging 56-mile bike course through the Marine Corps Base that is considered one of the most scenic in Ironman racing. The beautiful 13.1-mile run course follows the ocean and beach in Oceanside.
For kids, the IronKids California Fun Run will race around the Oceanside Pier and cross the same finish line as the Ironman athletes!. Athletes between the ages of 3 and 15 are invited to participate in the great event!
Ironman Race Courses1.2 Mile Swimming Course
The swim starts and finishes at the boat ramp in the southwest quadrant of Oceanside Harbor and goes in a counter-clockwise direction. The course is one loop and begins by paralleling the west side dock, angles left toward the mouth of the harbor, and turns around where it meets the Boat Basin entrance. The course follows the same layout as it returns. Transition 1 is located in the parking lot that starts at the boat ramp and goes north.
The best place to view the swim is around the transition area.
56-Mile Bike Course
Begins at Oceanside Harbor, goes north into Camp Pendleton up to Christianitos Road, then loops back, finishing at the harbor.
The best place to watch the bike course is, again in transition. The bike course goes through Marine Corps Base, Camp Pendleton, which is closed to the public.
13.1 Mile Run Course
Begins at Oceanside Harbor, goes south along The Strand and Pacific Street. Loops back just south of Eaton Street and finishes at the harbor.
The run couse follows the beach and coastal neighborhoods which are both open to spectators.