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  • Time To Roar!

    Trizou has historical ties to the sport's most elite athletes.

    The swim takes place in the amazing Mizzou Aquatic Center, where world records have been shattered!

    Come join 1,000 of your multisport friends.

    Get ready...

    Register Today!
  • Perfect Kick Off!

    TriZou traditionally kicks off the multisport season for 1,000 athletes each year!

    Triathlon venues and city support just does not get better than this.

    This race will fill, so get ready...

    Register Today!
  • Get the Tri Power Pack

    The Tri Power Pack offers two great races for almost the price of one.

    Get MaxTrax Duathlon and TriZou for $99!

    Are you ready?

    Register Today!
  • Beginner Friendly!

    Trizou is a sprint triathlon with a pool swim. The perfect race to cut your teeth on triathlon.

    What are you waiting for?

    Prepare now...

    Register Today!
  • Earn Active Rewards

    Register at any Ultramax Sports location and earn Active Rewards.

    For every $250 spent on merchandise and events, you get $30!

    Don't miss out.

    Register Today!
Get ready. The triathlon season's biggest kick-off race is almost here.