Knox County Triathlon & Duathlon

in United States at Rainbow Beach, Gregg Park

Online registration for this event is now closed.


  • Individual Registration (ages 13 or older)
    Event shirts Guaranteed when registered by June 1st.

    Online registration is closed for this category.


  • Relay Registration (ages 13 or older)
    Team members may participate in one or two legs; fees per person

    Online registration is closed for this category.


  • Group (Family Teams) one to three adults with one to three youth age 9-12)
    All Participating Together

    Online registration is closed for this category.



Race Distances

Tri: 200 meter swim - 10 mile bike - 5K run
Du: 5K run - 10 mile bike - 5 K run

 Questions?

For event-related questions, please click on the Contact the Organizers button on the left-hand side of this page.

  • American Express Discover Card Mastercard Visa
  • When this page loaded, the official time was 4:15:10 PM EDT.