California
California Triathlon Calendar 2026-2027
Monthly updates for California
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Explore the best triathlons in California for 2026-2027! Our updated list features 68 exciting races across the region. Find your next race in California below and join the running community at these great events!
November 2026
A coastal triathlon in Morro Bay on November 1, 2026 offering Olympic and Sprint courses with swim, kayak or SUP options and relay entries; distances and fees vary by event.
A multisport race day at Newport Dunes offering twelve sprint and Olympic events, held at the same site since 1978 and serving as the Cal Tri Events National Championship.
Two triathlon options in Long Beach on E Ocean Blvd, featuring open-water swims, out-and-back bike courses open to traffic, and stocked aid stations; registration includes timing, a shirt, medal, and post race food.
December 2026
A long running reverse sprint pool triathlon in Hemet, California with a 150 meter pool finish and a separate 5K on a flat, fast course. Awards follow the races and finishers receive a unique Tinsel medal.
January 2027
A duathlon with two 2 mile runs and a 5 mile bike course plus a separate 5K trail run at Granite Beach. Postrace food is provided and the event raises funds for Maria and Joseph's Ministry to the Poor.
March 2027
Experience an early season triathlon in Long Beach featuring a calm bay swim and scenic oceanfront paths. Choose from a 70.4 mile long course or a sprint distance with individual and relay options.
A USAT sanctioned triathlon in Exeter, CA on March 13, 2027 offering short and long triathlon distances plus 5K and a 10K with two climbs. The event includes race photos, finisher items and age group awards.