Oklahoma
Oklahoma Triathlon Calendar 2026-2027
Monthly updates for Oklahoma
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Oklahoma for 2026-2027! Our updated list features 8 exciting races across the region. Find your next race in Oklahoma below and join the running community at these great events!
May 2026
Join Spring Fever Triathlon in Jenks on May 3, 2026 for a fun sprint: 400 yard pool swim, 12 mile bike and 2 mile run through scenic Green Country. Welcoming to teens, relay teams and all experience levels.
July 2026
Join Negative Split Racing for a four day triathlon camp in Ardmore, Oklahoma, July 16 to 19, 2026, with coached open water swims at Lake Murray and scenic but demanding hilly bike routes. Enjoy group sessions, Friday and Saturday dinners, and giveaw..
Join TRI It Racing Clubs at scenic Guthrie Lake on July 18, 2026 for a friendly triathlon with distances from Olympic to super sprint and youth races. Swim a calm no wake cove, cheer from the shore, and enjoy parking and easy I 35 access.
Tri In July on July 18, 2026 at Sooner Pool in Bartlesville is a sprint triathlon benefiting the Richard Kane YMCA scholarship. Choose individual, relay or kids races, enjoy a shaded Parkway run, finisher medal, T shirt and post race snacks.
September 2026
Sky Trail Adventure Challenge at Camp McClintock mixes trail running, a climbing tower, zipline and kayaking for an action packed outdoor race. Race September 12 in Bartlesville to test your skills and support Cherokee Area Council youth.
Join the Tulsa Area Triathletes at Twin Cove Point on Birch Lake for sprint and Olympic triathlons, aquabike, relays and swim only races for teens through masters. Enjoy a scenic lake course and a friendly race day atmosphere.
October 2026
Catch the Du Kona Multi sport Series in Guthrie, Oklahoma on October 3 with sprint, super sprint, duathlon and aquabike races around scenic Mitchell Park at Guthrie Lake. Family friendly with a free Youth Under 12 entry.