Trail Running Calendar Alaska 2026-2027

Tsalteshi Backyard Ultra in Soldotna, Alaska is a Last Runner Standing event set for June 5, 2026. Registration closes on June 4 at 11:59 PM Alaska time.

A timed trail event at the University of Alaska Fairbanks where runners aim to cover as much distance as possible in six, twelve, or twenty four hour formats. The course is a roughly six mile loop on varied West Ridge trails with a post rac..

A 5 mile out and back on the Spencer Glacier Trail reachable only by Alaska Railroad from Portage, AK. The course runs to Spencer Lake and the Glacier Overlook and returns to Chugach Adventures base camp; field conditions include bear count..

Run De Tour is a two part trail run at Kincaid Park and the Hillside Trails that uses sections of the Double Bubble and Spencer Trails. Multiple distances are offered and registration is non refundable with bib pickup on race day.

A three day stage race in Kodiak, Alaska, featuring one mountain run per day on Heitman, Sharatin, and Pyramid. The series covers about 20 miles with 8,000 feet of total ascent and is sanctioned by USATF.

A 50K endurance race along the scenic Denali Highway on June 21, 2026, limited to 50 runners. The course runs from Maclaren Summit to Alpine Creek Lodge with one aid station and a nine hour cutoff; crews and pacers are permitted.

A 100 km point to point race along the scenic Denali Highway on June 21 2026, limited to 50 runners. Mandatory support crews, an 18 hour time limit, and qualifying race requirements apply.

A point to point 131 mile endurance run along the Denali Highway from Paxson to Cantwell with mandatory support crews. Runners must meet qualifying requirements and have up to 48 hours to complete the course.

Experience a focused uphill challenge at the Bird Ridge Hill Climb in Indian Alaska. Choose between the three mile Full Climb or the shorter Jack's Run for a vertical racing experience organized by the Alaska Mountain Runners.

A 15 mile trail race in Juneau that climbs Mt. Juneau, follows the Juneau Ridge, and returns to Cope Park. The course has limited checkpoints, required safety gear, and an afternoon awards and pizza gathering.

Experience the diverse terrain of Wrangell Island in this grassroots Alaskan ultra marathon. Run 40 miles of boardwalks and forest trails as a solo participant or part of a relay team.

The 98th Mount Marathon in Seward, Alaska on July 4, 2026 features uphill-and-back races with multiple distances and entry categories, including junior, open, non-binary, and golden over-70 events.

An hourly loop backyard ultra on a 4.167 mile single-track circuit at Government Peak Recreation Area near Hatcher Pass, capped at 75 runners and requiring completion of each loop within the hour.

A trail half marathon at Ward Lake in Ketchikan on July 11 2026 featuring about 14 miles on local trails and four aide stations. Entry follows a sliding scale and relay teams of up to four runners are allowed.

Experience the scenery of Valdez with a 4.7 mile trail race along the banks of Mineral Creek. This event features ocean views from the Homestead trail and starts at the Ike Woodman Recreation Center.

A backcountry footrace of about 23 miles from above Girdwood to the Eagle River Nature Center on July 18, 2026. The unmarked, technical route includes snowfields, a cold river crossing, and possible wildlife encounters.

Mud Factor Anchorage is a 5K mud and obstacle run at Kincaid Park on July 19 2026. A signed liability waiver and photo ID for adults are required and spectators pay a cash fee for festival area access.

A low key, mostly self supported trail ultramarathon on the historic Resurrection Pass Trail in Alaska offering 50 mile and 100 mile distances over late July dates.

A mountain trail race at Alyeska Resort on July 25, 2026 covering 6.1 miles and 3,912 feet of ascent. The route climbs from the DayLodge via Tanaka Cat Road and Center Ridge, then descends Max's Mountain trail; field capped at 600.

A non-profit trail half marathon near the Alaska Flour Company barley mill in Delta Junction, running entirely on gravel roads and dirt trails with chip timing, aid stations every few miles, participant shirts and awards.