Endurance Grid lists 3 triathlons in Oklahoma, from September 2026 to July 2027 across 2 cities.
The triathlon race calendar in Oklahoma is busiest in July, September, and October, with races most often in Guthrie.
A triathlon is three sports in one race — swim, then bike, then run, back to back, with two timed transitions in between. The sprint distance — a 750m swim, 20K bike, and 5K run — makes the sport more accessible than most people think.
The swim start is exciting and chaotic but finds a rhythm fast; the bike course is usually quiet; the run brings the crowds and the finish line. Beyond fitness, the transitions between disciplines are their own skill.
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Endurance races in Oklahoma happening in the next 7 days, in date order. Browse what’s coming up and sign up soon.