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Tickets $125

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One of the most beautiful locations on the Northern California coastside. The Half Moon BayTriathlon offers a safe harbor swim environment, beautiful bike course along the coast, one transition, and a run course along the beach on the coastal trail. Come enjoy this incredible backdrop and this spring triathlon along the Pacific Ocean.

How to enter the Half Moon Bay Triathlons

  1. Sprint Relay

    Triathlon: Swim 0.3mi, Bike 10mi, Run 3.1mi
  2. Olympic Triathlon

    Other: Swim 0.3mi, Bike 10mi
  3. Sprint Triathlon

    Other: Swim 1.5km, Bike 40km
  4. Olympic Relay

    Triathlon: Swim 1.5km, Bike 40km, Run 10km
  5. Sprint Paddle Triathlon

    Triathlon: Swim 0.75km, Bike 20km, Run 5km
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  6. Olympic Aquathlon

    Other: Swim 1.5km, Run 10km
    Event passed
  7. Sprint Triathlon

    Other: Swim 1.5km, Bike 40km
  8. Olympic Relay

    Triathlon: Swim 1.5km, Bike 40km, Run 10km
  9. Sprint Duathlons

    Duathlon: Run 5km, Bike 10mi, Run 1mi
    Event passed
  10. Olympic Duathlons

    Duathlon: Run 10km, Bike 40km, Run 5km
    Event passed

Half Moon Bay Triathlons training plans

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Half Moon Bay Triathlons routes

Event Details

What’s Included


  • Custom Swim Cap
  • Custom Event T-Shirt
  • Finishers Medal
  • Finishers Chamois towel
  • Custom Water Bottle
  • Free Race Photos
  • Free Post-Race Food
  • Professional Race Day announcer
  • Race Results Posted on Race Day
  • Great Live Music

Questions & answers

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Half Moon Bay Triathlons weather forecast

Partly cloudy throughout the day.

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IconLight breeze possible, up to 10mph

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