Merrill Ranch Triathlon
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Trick or Tri at Merrill Ranch
Trick or Tri at Merrill Ranch is a multisport event presented by ONE Multisport and produced by 4 Peaks Racing. The event is scheduled for Saturday, October 18, 2025, at Merrill Ranch in Florence, AZ. Race categories include adult triathlon, aquabike, duathlon, youth triathlon, and relay teams. The event is sanctioned by USA Triathlon and requires participants to hold an annual membership or purchase a one-day membership.
Distances and race details
- Adult triathlon: 400 m swim, 12 miles bike, 3 miles run
- Aquabike: 400 m pool swim, 12 miles bike
- Duathlon: 3 miles run, 12 miles bike, 1.5 miles run
- Youth triathlon: 200 m swim, 6 miles bike, 1.5 miles run
The swim takes place in a pool with athletes started individually with 15 second gaps and seeded fastest to slowest. The adult bike is two loops of 6 miles per loop; the youth bike is a single 6-mile loop. Helmets are required for all bike participants. The event uses chip timing; chips must be worn on the left ankle from start to finish and returned at the finish line. Racer amenities include a long sleeve hoodie, post-race refreshments, and finisher medals. Awards are given to top finishers overall and age group places, plus category awards for Clydesdale, Athena, duathlon, aquabike, youth, and relay teams. Parking is at Anthem Merrill Ranch Parkside Community Center, 3200 North Anthem Way, Florence, AZ 85132. Visit the organization's website for the most recent information.