Alaska
Alaska Triathlon Calendar 2025-2026
Monthly updates for Alaska
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Alaska for 2025-2026! Our updated list features 7 exciting races across the region. Find your next race in Alaska below and join the running community at these great events!
January 2026
Take on the 2026 Tri Flake Winter Triathlon in Anchorage at Kincaid Park for a thrilling snow event featuring run, snow bike and ski legs. Solo and team entries welcome, with a festive stadium finish and courses set by race day conditions.
February 2026
The Susitna 100 is a challenging winter race held in Alaska, featuring both a 100-mile and a 50K course. Participants navigate marked trails through stunning, remote landscapes, experiencing the unique conditions of winter racing. The event is organi..
March 2026
Take on the Homer Epic, a human powered winter race in Homer, Alaska on March 7 and 8, 2026, with 50 km and 100 km options to bike, ski, or run. Tackle groomed trails in the Caribou Hills under Arctic skies for an unforgettable adventure.
Experience the Tanana River Challenge in Fairbanks on March 14, 2026. Pick 25 or 45 miles to run, ski, skijor or bike along scenic river and forest trails and finish with a lively post race gathering.
Take on the White Mountains 100, a 100 mile winter race in Alaska where runners, skiers, and bikers tackle a remote loop on snow trails. Arctic weather and rugged terrain demand strong winter skills.
May 2026
Pink Cheeks Triathlon in Seward, Alaska on May 2 features a 600 yard swim, 10K bike and 5K run for solo athletes or three person teams. Expect scenic trails, challenging hills and spring snow on some sections.
June 2026
Tri Nikiski is an untimed community triathlon in Nikiski Alaska on June 27 2026, welcoming adults, relays and kids. Enjoy a friendly 500 yd swim, 10.6 mile bike and 5K run or a fun kids course that can start with a water slide.