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Clayton Kids Triathlon

A Fun and Exciting Introduction to Triathlon for Young Athletes Ages 7-14

  • Date: 08/16/2026  (all day)
  • Location: Shaw Park Aquatic Center
    111 South Brentwood
    Clayton, Missouri 63105
  • Introduction: Join us for the 12th Annual Inkwell Law Clayton Kids Triathlon on Sunday, August 16—a fun-filled race introducing kids ages 7–14 to swimming, biking, and running in a supportive environment.

Join us for the 12th Annual Inkwell Law Clayton Kids Triathlon! Returning Sunday, August 16, for an exciting morning of swimming, biking, and running. Hosted by the City of Clayton and presented by Companion and TSG Properties, this youth-focused event is designed to introduce kids ages 7–14 to the sport of triathlon in a fun, supportive environment.

Participants will race through a fun and twisty course spanning Shaw Park Aquatic Center, Shaw Park, and the GRP Centennial Greenway, creating an unforgettable race-day experience for athletes and families alike. Plus, returning in 2026, all participants can enjoy a free post-event 1-Mile Fun Run following the triathlon!

Event Details

Date: Sunday, August 16
Location: Shaw Park Aquatic Center, Shaw Park, & GRP Centennial Greenway
Ages: 7–14

Race Day Schedule:

  • 6:30 – 7:30 am – Registration Opens / Race Day & Pre-Registration Packet Pick-Up
  • 6:45 – 7:45 am – Transition Area Open
  • 6:45 – 7:45 am – Bicycle Safety Checks at Transition Area
  • 7:30 am – Race Course Closed to Pedestrian & Cycling Traffic
  • 8:00 am – Race Start: Ages 11–14 (Athletes must be on pool deck by 7:45 am)
  • 9:00 am – Race Start: Ages 7–10 (Athletes must be on pool deck by 8:45 am)
  • 10:00 am – Approximate End of Race
  • 10:01 am – Free 1-Mile Fun Run
  • 10:15 am – Finish Ceremony & Results

Awards:
Finisher medals will be handed out by the Clayton Fire Department immediately following the race.

Click this link for registration and additional event information: https://www.bigshark.com/articles/2026-the-inkwell-clayton-kids-tri-8-16-2026-pg1271.htm

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