IRONMAN 70.3 Oceanside is one of the most popular early-season races in North America, set along the Southern California coast. The swim starts at Oceanside Harbor, the bike heads through the rolling hills of Camp Pendleton, and the run follows the coastal strand. Distances: 1.9 km swim, 90 km bike, 21.1 km run.
Date
Mar 28-29, 2026
Location
Oceanside, USA
Sport
Triathlon
Website