Ironman 70.3 Santa Cruz

SEP
12
2027
A seaside IRONMAN 70.3 in Santa Cruz featuring a Pacific Ocean swim, a rolling bike along Highway 1, and a flat half marathon that finishes on the beach.
Sun 12 Sep 2027
Middle distance 1.2 56 13.1 mi

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IRONMAN 70.3 Santa Cruz

IRONMAN 70.3 Santa Cruz is an in-person triathlon held in Santa Cruz, California on September 12, 2027. The event combines an ocean swim, a road bike section, and a half marathon run with a beach finish line.

The course components listed are:

  • 1.2 mile swim around the Santa Cruz Wharf in the Pacific Ocean
  • 56 mile bike on a rolling route that follows scenic Highway 1
  • 13.1 mile run on a largely flat course through parks and along coastal bluffs, finishing on Santa Cruz Beach

Event conditions and local information provided include typical September temperatures with a high around 72 °F (22 °C), a low around 55 °F (13 °C), and an average water temperature near 63 °F (17 °C). The event is presented by IRONMAN and is marked as accessible for free. It is also shown as a qualifying event for the 2028 IRONMAN 70.3 World Championship.

This edition has received athlete survey recognition for course elements, including top rankings for the swim and for the bike in regional and global categories. The setting emphasizes coastal and harbor scenery and uses established local roads and trails for the bike and run segments. Visit the organization's website for the most recent information.

70 mi
70.3
13 mi
Run
Swim
Bike
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