Triathlon Calendar near Olathe 2025-2026

May

17

Sunday

Kansas City Triathlon

Kansas City | 20 mi from Olathe

Triathlon

Register for the Kansas City Triathlon on May 17, 2026 and race on flat, closed bike and run courses. With sprint, Olympic, elite and relay options plus variable swim starts, it offers a great early season test for all levels.

May

17

Sunday

Shawnee Mission Park Adventure Race

Shawnee | 11 mi from Olathe

Multisport

Test your skills at the Shawnee Mission Park Adventure Race on May 17, combining trail running, mountain biking and paddling across scenic prairie and streamway trails. Choose a 2 hour or 6 hour format for solo or team fun and a self supported advent..

Aug

8

Saturday

Kill Creek Park Triathlon

Olathe

Triathlon

Sep

12

Saturday

TimberRidge Adventure Race

Olathe

Multisport

Take on TimberRidge Adventure Race in Olathe with 2 hour and 6 hour solo or team options across rugged trails, prairie and waterways. Trek, bike, paddle and navigate with topographic maps in this self supported adventure race experience.