From big races to Saturday morning group runs—find kids events and connect with the local endurance sports community.
Join us atop Blackcomb Mountain for one of the most popular events in the 5 Peaks Trail Running Series in British Columbia.
Distances for all ages, abilities, and ambitions.
For course info, race day schedule, and more please visit https://www.5peaks.com/whistler-blackcomb
For questions leading up to the event, please join our 5 Peaks Trail Running Series group and connect with members of the 5 Peaks community!
Whistler X Tri is a bucket-list off-road triathlon in one of the world's great mountain resort towns. A crystal-clear lake swim, globally renowned singletrack MTB, and stunning fall trail running — all in the heart of Whistler. Whether you're chasing a podium, a personal milestone, or just an unforgettable September weekend, this is the race.
Dates:
Saturday, September 19, 2026
Kids & Youth races
Sunday, September 20, 2026
Championship & Sprint (including Junior) & Team Challenge Relay races
Location: Lost Lake Park, Whistler, BC
CATEGORIES & DISTANCES
CHAMPIONSHIP: 1.5k swim, 25.2k mountain bike, 10k trail run
SPRINT: 750m swim, 12.6k mountain bike, 5k trail run
RELAY: Championship distance (1.5k swim, 25.2k mountain bike, 10k trail run) divided between 2 or 3 athletes. One discipline each. No relay option available for Sprint distance.
KIDS & YOUTH: Various distances (see website for details).
Included with registration:
Custom high-quality swag
Whistler X Tri swim cap
Whistler X Tri sticker
Unique finisher's medal
Age group awards
Giant Moguls cookie (a Whistler institution)
Apres food & Drinks
Professional timing
Entry into the lucky prize draw
*Registration fee includes all Race Roster processing fees. GST and TriBC single-day licence fee (see below) apply at checkout.
TEAM CHALLENGE — RELAY TEAMS
All team members register and pay individually.
Team captains register first and create the team name. After the team is created, each additional member registers and pays individually by either using the captain’s unique team link or selecting the team from the drop-down list during registration.
Note: team registration is not complete until ALL members have registered and paid.
EVENT INSURANCE
Triathlon BC insurance is required and is not included in the registration fee. The following fees apply at checkout:
Championship & Sprint: $15.50
Relay: $10.50
Kids: $5.50
TriBC members will be asked to enter their 2026 membership ID# and select the appropriate radio button, which will apply a credit for the insurance fee during checkout.
Membership numbers will be validated with TriBC prior to the event.
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