Rocky Mountain Tri-Fest Gravel

AUG
9
2026
Join this multi sport festival at Boulder Reservoir featuring gravel triathlons and aquabike races. With distances ranging from Super Sprint to relay options there are accessible events for individual athletes and the whole family.
Sun 9 Aug 2026
Super Sprint Individual Sprint Individual Mini

Always double-check with the organizer's website! This page may contain affiliate links.

Multi-Sport Event at Boulder Reservoir

The Rocky Mountain Tri-Fest Gravel is a multi-sport event established in 2023, located at the Boulder Reservoir in Colorado. This event includes a variety of race formats designed for different experience levels, including gravel triathlons and aquabike options. The distances provided cater to individual participants as well as relay teams.

The cycling segments for the main triathlon events take place on the gravel roads surrounding the reservoir. These roads are graded and maintained with a smooth surface, allowing for the use of various bicycle types, including road bikes equipped with wide tires.

Available race formats include:

  • Sprint Individual gravel triathlon
  • Super Sprint Individual gravel triathlon
  • Sprint Aquabike
  • Sprint Relay for teams of multiple members
  • Mini and SSS distances for younger participants and families

The Mini and SSS events are conducted entirely within the boundaries of the reservoir grounds. These specific distances are organized with an emphasis on participation and introductory multi-sport experiences. The event structure supports elite athletes, age group competitors, and those participating in their first triathlon. Visit the organization's website for the most recent information.

Super Sprint Individual
Sprint Individual
Mini
Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.