Trailrace.co
Find your race Upcoming Find a Qualifier
Search Dashboard Saved Races Calendar
Trailrace.co

Helping the trail running community discover, plan for, and thrive at the world's best trail races.

Find Races

  • Search all trail races
  • Explore collections
  • Race series
  • Race qualifiers
  • Trail running glossary

Races by Location

  • Colorado trail races
  • California trail races
  • Utah trail races
  • Arizona trail races
  • Washington trail races
  • All US trail races

Lottery Odds

  • Western States 100
  • Hardrock 100
  • High Lonesome 100
  • UTMB
  • All calculators

Company

  • About
  • Roadmap
  • Terms of service
  • Privacy policy

Feedback

  • Send Feedback
  • Feature Requests
  • Report a Bug

© 2026 Trailrace.co. All rights reserved.

Built on bad decisions in Boulder, CO.

Ultra Trail Whistler 25K

Basic Listing
  1. UTMB
  2. 2026 Edition
UTMB World Series1 Stone

Flowy forest-to-summit loop on Blackcomb — earn your first UTMB Running Stone

Explore the Course
Interactive map with aid stations, elevation & weather
DirectionsExplore
DeadlineAugust 16, 2026
Calculate UTMB Lottery Odds1 Running Stone
This event took place on August 23, 2026

Nearby races

Other trail races within 96 miles

Course map for Ultra Trail Whistler 100K

Ultra Trail Whistler 100K

100K
Whistler, BC, CA
Aug 22, 2026
63.63 miles
17,640 ft gain
Loop
Crew
Dropbags
Course map for Whistler Half Marathon 32KM

Whistler Half Marathon 32KM

50K
Whistler, BC, CA
Jun 6, 2026
19.88 miles
1,840 ft gain
Loop
3 mi away
Course map for Survival of the Fittest 35 KM

Survival of the Fittest 35 KM

30K
Squamish, British Columbia, CA
May 9, 2026
21.75 miles
5,410 ft gain
Loop
26 mi away
Course map for Squamish 50/50

Squamish 50/50

50K + 50M
Squamish, British Columbia, CA
Aug 15, 2026
81.46 miles
19,690 ft gain
Loop
Crew
Dropbags
Combo Event
29 mi away
Course map for Buckin' Hell 50 KM

Buckin' Hell 50 KM

50K
North Vancouver, BC, CA
Jul 25, 2026
30.7 miles
8,530 ft gain
Loop
Crew
Dropbags
51 mi away
Course map for Run Ridge Run 25 KM

Run Ridge Run 25 KM

25K
Port Moody, British Columbia, CA
Feb 21, 2026
15.53 miles
3,070 ft gain
Loop
54 mi away
Course map for Diez Vista 50K

Diez Vista 50K

50K
Port Moody, BC, CA
Apr 11, 2026
31.07 miles
6,560 ft gain
Loop
Crew
Dropbags
54 mi away
Course map for Chuckanut 50K
Service Req

Chuckanut 50K

50K
Bellingham, WA, US
Mar 20, 2027
31.1 miles
5,970 ft gain
Lollipop
Crew
Dropbags
96 mi away
All trail races in British Columbia→
August 23, 2026
Sunday 8:00am PDT start
Whistler, BC
Canada
25.9 km
Loop Course
1,499 m
Elevation Gain
Open Registration
No lottery
No Service Requirement
Does not require trail or volunteer work
No Qualifier
No qualifier race required
Challenging
Some ultra experience recommended
Links
WebsiteInstagramFacebook
2024
Established

What Makes It Great

The 25K starts and finishes at Spruce Grove Park, taking runners through the Lost Lake trail network and up Blackcomb Mountain past Rendezvous Aid Station in a scenic alpine loop. With 1,800 meters of gain, the course balances flowy singletrack and open mountain terrain. The race earns 1 UTMB Running Stone and serves as the entry point into the UTMB World Series at this event.

Difficulty

Intermediate
4/10

Some ultra experience recommended

Steep Climbing
Variable Weather

Ultra Trail Whistler 25K

Whistler, BC, CanadaAugust 23, 2026

August 23, 2026

Ultra Trail Whistler 25K is a loop trail race in Whistler, BC, Canada, held on August 23, 2026. The course covers 25.9 km, climbs 1,499 m, and has an 8h cutoff.

Course map for Ultra Trail Whistler 25K
DistDistance25.9 km
GainElevation Gain1,499 m
LimitCutoff8 h
Steep ClimbingVariable Weather

Entry Timeline

Registration DeadlineAugust 16, 2026
Race DayAugust 23, 2026

Lottery

This event uses open registration - no lottery entry required.

Qualifier

This event does not require a qualifier for entry.

Service Requirement

This race does not have a service requirement for entry.
25.9 km
Distance
Loop
Route
8h
Cutoff Time
1,235 m
Average Elevation
1,499 m
Total Ascent
1,499 m
Total Descent
1,939 m
High Point
646 m
Low Point
Explore Course
Course map for Ultra Trail Whistler 25K
Launch Course Explorer

Aid Stations & Cutoffs

LocationkmElevationCutoff
Spruce Grove Park - Start
Start
0.0646 m—
Big Burn
Aid Station
4.6772 m—
Mid Station - 1
Aid Station
6.61,191 m—
Rendezvous
Aid Station
10.11,854 m—
Mid Station - 2
Aid Station
18.81,189 m—
Spruce Grove Park - Finish
Finish
26.9646 m
8h4:00 PM

Aid station details for this race are still being filled in. Cutoffs and access rules come from the race’s own published information and can change — check the official race details before planning around them.

Sign in for race-day weather at every station, points of interest, segment-by-segment analysis, pacing, and to save this race to your calendar.

Dogs Discouraged
No on-site camping available

Crew Access Points

Pacer Rules

No Pacers Allowed

Crew Rules

No Crew Allowed

Gear Rules

Trekking poles allowed

Required Gear

No required gear specified

Recommended Gear

No recommended gear specified

Videos from other Ultra Trail Whistler events

Video thumbnail: Ultra Trail Whistler by UTMB | 2024 Race Highlights
Ultra Trail Whistler by UTMB | 2024 Race Highlights
Ultra Trail Whistler 100K
UTMB World Series•2024

Race reports from other Ultra Trail Whistler events

Yes, I Ran Ultra Trail WhistlerUltra Trail Whistler 100K
By Electric Cable Car • 2024

Reviews

to write a review.

No reviews for this event yet. Be the first to share your experience!

Registration closed