Kaniksu Trail Runs

About the Event

The Kaniksu Trail Runs take place on Saturday, June 13, 2026, in the Colville National Forest at Frater Lake, Washington. This weekend of mountain running in the Lower Selkirk Mountain Range offers distances including 100K, 50 Miler, 50K, 29K, 13.5 Miler, solo ruck, ruck relay, and the Granite Grinder marathon — all on stunning Pacific Northwest single track.

Long Walk 100K (NEW)
Start: 6:10 AM • Includes K50 course plus extension south of Granite Peak • All trail, minimal dirt roads

Kaniksu 50 Miler (K50)
Start: 6:10 AM • 18-mile out-and-back + 32-mile loop • 11,100 ft elevation gain • 20-hour cutoff • Cascade Crest qualifier

Sweet 50K
Start: 8:00 AM • Lollipop-style course • 7,000 ft elevation gain • 12-hour cutoff • Perfect for first ultra

Granite Grinder (26.2 miles)
Start: 6:10 AM • Marathon distance with Granite Peak summit

Tall Trees 29K
Start: 6:10 AM • 18 miles • 2,500 ft vertical gain • 8-hour cutoff • Out-and-back to Granite Peak

Herman's Half-ish (13.5 Miler)
Start: 10:00 AM • Point-to-point • Fast, mainly downhill roller coaster • 5-hour cutoff

Blister Club (Solo Ruck)
Complete 50-mile course with ruck under 20-hour limit • Minimum pack: 35lb male / 25lb female

Emory Corwine Memorial Ruck Race
2-5 person relay • Same course as K50 • Minimum 35lb/25lb pack with non-perishable food donations

Event Logistics & Participant Information:

Registration Deadline: Closes Monday, June 8, 2026, at 11:59 PM PT.
Location: Colville National Forest, Frater Lake, Washington. Lower Selkirk Mountain Range.
Course Surface: All single track trail — minimal dirt road running. Used mostly by hikers and some dirt bikes.
GPX Links: Available for all courses on UltraSignup event page.
Ruck Team Discount Codes: Two Person: TWORUCK (40%). Three Person: THREERUCK (30%). Four Person: FOURRUCK (15%).
SERE Beer Mile: Post-race event with loaded (beer) and unloaded categories. Four cans, four laps. Volunteering for K50 or ruck relay gets free entry.
Volunteer Priority Available.

Swag, Awards & Community Impact:

Charity Component: Emory Corwine Memorial Ruck Race proceeds go to SERE Memorial Fund. Event has donated over 3,000 lbs of food to 2nd Harvest Food Bank in Spokane, WA.
Ruck Race Purpose: Honors Air Force SERE Specialist Emory Corwine, who passed away in a motorcycle accident in June 2012 while on his way to perform flag duty. Ruck training supports fast packing and hunting expeditions.
Blister Club: Recognizes solo ruck finishers of the 50-mile course under 20-hour time limit.
Comradery: Weekend of fun and camaraderie for all race distances.
Scenic Setting: One of the most beautiful areas the Pacific Northwest has to offer. Views from Granite Peak summit.
Course Features: Roller coaster single track, climbs through forest to rocky summit, runnable loops, downhill fast finishes.
Cutoffs: Generous cutoffs across all distances (20-hour for 50M/100K/ruck, 12-hour for 50K, 8-hour for 29K, 5-hour for half-ish).

water_drop Avg rainfall

2.2 mm

ac_unit Avg snowfall

—

air Avg wind speed

5.1 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.6)

humidity_mid Humidity

57.9%

wb_twilight Sunrise

04:47

nightlight Sunset

20:52

Hotels & Places to Stay

Video

Watch highlights and course previews from previous years.

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About the Event

Races Offered

100K

29K

50 Miler

50K

13.5 Miler

Weather History

Hotels & Places to Stay

Video

Runner Reviews

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