Ironman 70.3 Santa Cruz

SEP
13
2026
Set on the California coast, IRONMAN 70.3 Santa Cruz on September 13, 2026 features a 1.2-mile ocean swim, a 56-mile bike along Highway 1, and a flat half-marathon finishing on Santa Cruz Beach.
Sun 13 Sep 2026
Swim Run Bike

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IRONMAN 70.3 Santa Cruz - Santa Cruz, CA

IRONMAN 70.3 Santa Cruz is scheduled for September 13, 2026 in Santa Cruz, California, United States. The event uses the Pacific Ocean, coastal roads, and beachside trails around the harbor and bluffs as its course setting.

The race course comprises the standard 70.3 legs:

  • 1.2-mile ocean swim around the Santa Cruz Wharf
  • 56-mile bike on rolling roads along Highway 1
  • 13.1-mile run through parks and along coastal bluffs to a beach finish

Reported local conditions for the event period include typical daytime temperatures around 68°F / 20°C, nighttime lows near 56°F / 13°C, and an average water temperature of about 61°F / 16°C. The run section is described as flat and the bike route follows scenic coastal highways.

The event has been recognized in post-event athlete surveys, receiving top scores for its swim and high rankings for the bike course in North America and globally. Race facilities and race-week information are organised around the Santa Cruz harbour and nearby amenities, with a finish line located on the sandy shores of Santa Cruz Beach. Visit the organization's website for the most recent information.

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