Texas Triathlon Calendar 2025-2026

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Explore the best triathlons in Texas for 2025-2026! Our updated list features 593 exciting races across the region. Find your next race in Texas below and join the running community at these great events!

May 2026
May
10
Sunday

Legacy of Courage Half Marathon

5 km 6 mi 13 mi
May
16-17
Sa - Su

Austin Spartan Event Weekend

Obstacle Run 5 km 10 km 4 hr 12 hr
May
16
Saturday

Fiesta de Mayo Half Marathon

5 km 10 km 13 mi
May
17
Sunday

Armadillo Trail Run

Trail Run 10 km
May
17
Sunday

Foot Pursuit 5K - Victoria

5 km
May
22-25
Fr - Mo

High Hope Endurance Run

Trail Run 5 km 10 km ... 100 km 200 km
May
23
Saturday

Mental Health Awareness 5K Run

5 km
May
23
Saturday

Austin's Backyard Marathon

Backyard Ultra 4 mi 13 mi 26 mi 33 mi
May
23
Saturday

River's Edge Trail Race

Trail Run 5 mi 10 mi 25 km 50 km
May
24
Sunday

Badass Texas Half-Marathon

5 km 10 km 13 mi
May
30
Saturday

Luckenbach Texas 5k

Trail Run 5 km
June 2026
Jun
5-7
Fr - Su

Safe Fun-Fit Endurance Fest

Multisport
December 2026
Dec
12
Saturday

RunAround

5 km
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