Trail Running Calendar Alaska 2025-2026

Start the year on Jan 1 with The First Howl: Trails & Nog at Crevasse Moraine Trailhead in Palmer, AK. Pick trail loops, a festive Nog Mile of eggnog and short laps, or both, with awards and a custom finisher gift for all.

Take on the Little Su 50K in Big Lake Alaska on Feb 15, 2026 with run, bike or ski options across frozen rivers, swamps and twisty forest trails. Varied winter conditions and wildlife sightings make for an unforgettable Alaskan adventure.

Tackle as many loops as you like in this low key 8 hour trail challenge in Palmer, AK. Choose 5 mile loops or an optional 2.5 mile loop over varied, occasionally messy terrain, with part of proceeds benefiting the Mat Su Sentinel.

Kick off the season with the Boondocks Breakaway 5K and 2.5K on the scenic Russian Jack Park trails in Anchorage. Expect trail charm with possible snow patches, postrace finisher and age group awards and lively community vibes.

Join a three day stage race in Kodiak, Alaska, over rugged single track and alpine ridges with steep climbs and rocky descents. Cumulative times crown overall winners and daily King of the Mountain prizes honor the fastest climbers.

The new Denali50K on June 21, 2026 invites just 50 runners to a rugged, scenic descent from Maclaren Summit to Alpine Creek Lodge with crew support and a 9 hour cutoff. Expect tundra, rivers and remote Alaskan beauty on a fast yet demanding..

Run the Denali 100K on June 21, 2026, a scenic point to point road race along the Denali Highway finishing near Denali National Park. Field is limited to 50 runners and each entry helps the Denali Education Center.

Run the rugged Denali Highway in Alaska with the Denali135, plus 100 km and 50 km options, taking you through remote tundra, river crossings and epic climbs. Limited to 50 runners in 2026 with mandatory crew support for experienced ultras.

Take on the Crow Pass Crossing, a rugged 23 mile mountain route between Girdwood and the Eagle River Nature Center with glacier views and a frigid river crossing. This iconic Alaska challenge attracts adventurous runners and supports Health..

Resurrection Pass Ultras are low key, mostly self supported 50 and 100 mile trail races across Alaska's historic Resurrection Pass Trail between Hope and Cooper Landing. The 2026 edition runs July 24 25.

Run Alyeska Resort on July 25, 2026: 6.1 miles and 3,912 feet of vertical through alpine bowls and technical single track. Field capped at 600 ensures a competitive, small race for runners who crave big climbs and rocky descents.

Anchorage United Nations Run : 2025 event status The 2025 Anchorage United Nations Run was cancelled due to an error in the permitting office that delayed approval. The organizers plan to hold the event next year on September 26, 2026. Purp..

Run the Watershed 5K in Fairbanks on Sept 26, 2026 for a scenic neighborhood and trail route from The Watershed School. Proceeds benefit the school PTSA and a sourdough pancake and sausage fundraiser follows the race.

TrailFest at Matanuska Lakes in September offers distances from a kids 1.5 mile to a 50K on scenic single track and grassy trails. Starts are at the campground in staggered waves, with aid on longer routes and a finisher mug at the end.