Ironman 70.3 Santa Cruz

SEP
13
2026
Experience the California coast at IRONMAN 70.3 Santa Cruz. This event features an ocean swim around the historic wharf, a scenic bike ride on Highway 1, and a flat run finishing on the sandy beach.
Sun 13 Sep 2026
Swim Run Bike

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Event Overview

IRONMAN 70.3 Santa Cruz takes place along the California coast, offering a race experience that combines local beach culture with a long-standing competition history. The event is scheduled for September 13, 2026, in Santa Cruz, California. The race is known for its coastal scenery, including views of the harbor and the Pacific Ocean.

Course Details

The competition consists of three distinct segments:

  • 1.2-mile swim: An ocean swim through the Pacific Ocean that tracks around the historic Santa Cruz Wharf.
  • 56-mile bike: A rolling course that follows the scenic Highway 1 along the coast.
  • 13.1-mile run: A flat half-marathon course that leads through local parks and along coastal bluffs.

The event concludes with a finish line located directly on the sandy shores of Santa Cruz Beach.

Environment and Conditions

The coastal environment typically features average water temperatures of 61 °F (16 °C). Air temperatures during this time of year generally range from a low of 55 °F (13 °C) to a high of 68 °F (20 °C).

Historic Recognition

The event has received several accolades based on athlete surveys. It was previously voted the number one swim globally and in North America. Additionally, its cycling course has been ranked among the top three globally. The race also serves as a qualifying event for the 2027 IRONMAN 70.3 World Championship. Visit the organization's website for the most recent information.

13 mi
Run
Swim
Bike
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