Oklahoma Triathlon Calendar 2025-2026

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Explore the best triathlons in Oklahoma for 2025-2026! Our updated list features 87 exciting races across the region. Find your next race in Oklahoma below and join the running community at these great events!

March 2026
Mar
14
Saturday

Okie Half Marathon

5 km 13 mi
Mar
15
Sunday

The Lucky Coyote 5K

5 km
April 2026
Apr
24-26
Fr - Su

Oklahoma City Memorial Marathon

5 km 10 km 13 mi 26 mi
May 2026
May
23
Saturday

Trail of Honor Memorial Run

Trail Run 5 km
May
30
Saturday

Poppy Love 5K

5 km
June 2026
Jun
6
Saturday

Aquarium Run

5 km
Jun
6
Saturday

Clinton Classic Run

5 km 10 km
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