Monster Triathlon

OCT
11
2026
Take on the Monster Triathlon in Keller, TX on October 11, 2026, featuring an indoor pool swim, three loop bike course and a 3.1 mile run. All finishers get DAR socks and a medal in this USAT sanctioned event.
Sun 11 Oct 2026
Swim - 300 Meters Run - 3.1 Miles Bike - 14.3 Miles

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Monster Triathlon : Keller, TX (October 11, 2026)

The Monster Triathlon is a USAT-sanctioned triathlon held in Keller, Texas at 1000 Bear Creek Pkwy. The 2026 event is the 21st edition and includes separate divisions for Age Group, Athena (female, 165 lbs and up), and Clydesdale (male, 220 lbs and up). Registered participants receive DAR socks and a finishers medal. In inclement weather the race course may be shortened or altered, and the event may be cancelled at the discretion of the Race Director.

Format, logistics and awards

  • 300 m swim in the Keller Natatorium indoor pool
  • 14.3 miles bike course, run as three loops
  • 3.1 mile run

Packet pickup is scheduled at Bike Mart in Richardson and at Bear Creek Running Company in Keller on dates before the race, with an additional adult-only pickup the day before the event. Competitors must follow USA Triathlon rules and must present photo ID; one-day USAT permits are available during registration. Awards are given three deep per age group and for Athena and Clydesdale (39 and under; 40+), with individual overall, masters and grand masters awards. Age group brackets run from 14 & under through 75 & over. Awards are based on gun time for running events and chip time for triathlon events and must be picked up in person or by a designated person. Visit the organization's website for the most recent information.

3 mi
Run - 3.1 Miles
Swim - 300 Meters
Bike - 14.3 Miles

Events nearby

Join the 16th St Patrick's Sprint Tri in Keller, TX on March 8, 2026. USAT sanctioned sprint with a 300 meter swim, 14.5 mile bike and 5K wooded run, plus a tech shirt, finisher medal and post race fun.
Experience the Texas Draft Legal Cup in Fort Worth on April 11 and 12, 2026, a USAT Junior National Series weekend spotlighting the nation’s top youth and junior draft legal triathletes. Saturday includes kids races and non drafting events.
Dive into the Caveman Triathlon in Flower Mound on April 12, 2026 with a 275 yard swim, 11.5 mile bike and 5K run, or opt for the CaveMan 5K run walk for a shorter challenge. All finishers receive a tech shirt, DAR socks and a medal.
Join Playtri Fort Worth on May 17, 2026 at Marine Creek for sprint, Olympic and duathlon distances plus relays, collegiate and virtual entries. Scenic courses and lively community support make this a must do multisport event.