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Top Races in Alaska

Alaska is defined by vast wilderness, extreme seasons, and a running community that thrives where other states can't. This list covers the state's must-run events — from the oldest mountain race in North America to century-distance winter ultras on frozen rivers.

Alaska's geography naturally limits road racing compared to lower 48 states. Many events are smaller and more niche. The list leans into what makes Alaska unique: trail and ultra running, extreme winter events, and a handful of road races that draw runners from across the country.

Ranked races

25Alaska's must-run events, road to ultra.

Race types

Road, Trail, Ultra, WinterSome of America's most unique running events.

Oldest race

Mount Marathon (1915)Oldest mountain race in North America.

How we ranked these races

What went into the selection

Field Size

How many runners typically participate — larger fields mean broader appeal and community impact.

Longevity & Prestige

How long the event has been running and its standing in the regional/national running community.

Course Quality

Scenery, variety, surface, and how well the course is marked and supported.

Runner Experience

Aid stations, swag, post-race amenities, communication, and overall runner satisfaction.

Notable Features

Unique elements that make the race memorable — historic venues, iconic finishes, or extreme conditions.

Full ranked list

All 25 races ranked

25 visible
#1
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This marathon in Anchorage, AK showcases AK's trail running scene, with alaska's premier road racing. It's well-suited for runners looking to explore Alabama's trail networks while pushing their limits.

Anchorage Running ClubMarathonSummer
Abbott World Marathon Majors qualifying raceLargest fundraiser for Anchorage Running ClubCourses on Tony Knowles Coastal Trail + Chester Creek Trail
  • Abbott World Marathon Majors qualifying race
  • Largest fundraiser for Anchorage Running Club
  • Courses on Tony Knowles Coastal Trail + Chester Creek Trail
  • Field limit: half = 1,500, 49K = 150

#2
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This 5k in Seward, AK showcases AK's trail running scene, with a "the toughest 5k on. It's well-suited for runners looking to explore Alabama's trail networks while pushing their limits. The course offers memorable scenery throughout.

Mount Marathon Race Committee5KSummer
Organized since 1915 — oldest mountain race in North AmericaInducted into Alaska Sports Hall of Fame (2011)~3,000 ft elevation gain in 3.1 miles
#3

Equinox Marathon

Fairbanks, AK

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This marathon in Fairbanks, AK showcases AK's trail running scene, with a the race that was. It's well-suited for runners looking to explore Alabama's trail networks while pushing their limits.

Running Club NorthMarathonFall
Started 1963 — Interior Alaska's premier marathonInducted into Alaska Sports Hall of FameFamous "chute" descent at mile 17
#4
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The half marathon at Alaska's biggest running festival — coastal trail running with urban convenience and the energy of Anchorage's running community.

Anchorage Running ClubHalf MarathonSummer
Alaska's most popular half marathon distanceStarts downtown, joins Tony Knowles Coastal TrailMoose and wildlife sightings common on course
#5
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This half marathon in North Pole, AK has been running for over 31 years, making it a established tradition in the AK running scene. It's well-suited for runners looking to explore Alabama's trail networks while pushing their limits. Fast and flat on paved roads, dirt trails, and bike paths.

Running Club NorthHalf MarathonSummer
31+ years running — run at the actual North Pole, AlaskaFast and flat on paved roads, dirt trails, and bike pathsAugust timing, 60-70°F range
#6

Iditarod Trail Invitational 100

Knik Lake to Nome, AK

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Run the first 100 miles of the legendary Iditarod Trail, where Arctic conditions, frozen rivers, and Alaskan wilderness combine into the ultimate endurance test. This entry-level version of one of the world's most extreme races takes you from Knik Lake into remote backcountry checkpoints, challenging runners to cover roughly two marathons per day across unforgiving terrain. Not for the faint of heart — but for those who answer the call of the Last Frontier, it's a life-defining 100 miles.

Iditarod Trail Invitational100 MileWinter
Follows the historic Iditarod TrailOn-foot record: sub-20 days (~2 marathons/day for 19 days)100-mile section from Knik Lake into the Alaskan wilderness
#7

Susitna 100

Big Lake, AK

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This 100 mile in Big Lake, AK showcases AK's trail running scene, with a february winter ultra. It's well-suited for runners looking to explore Alabama's trail networks while pushing their limits over ultra distances.

Susitna 100100 MileWinter
100 miles on frozen rivers, swamps, and tight twisty trailsMid-February timing — temperatures well below freezing"Wall of Death" section — notorious challenge
#8

Skagway Marathon

Skagway, AK

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Conquer one of America's most breathtaking marathons along Skagway's dramatic Alaskan coastline. This self-proclaimed "Alaska's toughest marathon" combines road and trail running through stunning coastal fjords and lush forests, all against the backdrop of Skagway's legendary gold rush history. Perfect for adventurous runners seeking a challenge, spectacular scenery, and an authentic small-town Alaska experience.

Duff's Skagway MarathonMarathonSummer
Self-described "Alaska's toughest marathon"Out and back on stunning Alaskan fjord coastlineRoad meets trail — ocean to forest
#9
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The Hatcher Pass 50 Mile is Alaska's premier fall mountain running experience, challenging runners with steep climbs and rewarding panoramic views that make every hard-earned step worthwhile. Starting with a grueling climb over Hatcher Pass itself, you'll traverse golden aspens and birch groves while surrounded by the raw beauty of the Talkeetna Mountains. This intimate race draws a dedicated community of mountain runners seeking authentic Alaskan wilderness — no crowds, just pure mountain running.

Alaska Mountain Runners50 MileFall
Steep opening climb over Hatcher PassScenic fall colors — aspens and birch in goldMarathon relay option (3-person teams)
#10

White Mountains 100

Fairbanks, AK

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The White Mountains 100 pushes runners, cyclists, and skiers to their absolute limits across 100 miles of pristine Alaskan wilderness near Fairbanks. With 40 hours to conquer sweeping meadows and frozen waterways, this legendary winter ultra tradition attracts endurance athletes seeking the raw, untamed beauty of interior Alaska. Whether you choose foot, ski, or bike, crossing the finish line in one of America's most remote and unforgiving landscapes is a badge of honor unlike any other.

Endurance North100 MileWinter
Foot, ski, or bike — 40-hour time limitSweeping meadows and frozen waterwaysFairbanks winter ultra tradition
#11
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The ultra complement to Alaska's biggest running weekend — limited to 150 runners, 49K on Anchorage's best trails.

Anchorage Running Club50KSummer
Field limited to 150 runnersCoastal trail + backcountryPart of RunFest weekend with full festival atmosphere
#12

KMXT Run the Rock

Kodiak Island, AK

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Run where the bears outnumber the runners at Kodiak Island's signature running event. The KMXT Run the Rock Marathon takes you through stunning Alaskan wilderness on one of America's most remote and beautiful islands—where the famous Kodiak bear population adds genuine excitement to every mile. This unique Alaskan destination race offers marathon, half marathon, 10K, and 5K options for runners of all levels seeking an unforgettable wild running experience.

KMXT RadioMarathonFall
On Kodiak Island — bear country runningFull and half marathon, 10K, and 5K optionsFamily-friendly island atmosphere
#13
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Run alongside Alaska's legendary Kenai River during the golden days of early fall, when salmon still swim the waters and the surrounding Peninsula transforms into a breathtaking display of wilderness. This community-powered marathon offers a rare chance to experience one of America's most spectacular running corridors, far from the crowds of big city races. Perfect for runners seeking an authentic Alaskan adventure with cool temperatures, stunning scenery, and genuine small-town hospitality.

Kenai Chamber of CommerceMarathonFall
Along the Kenai River — salmon fishing territorySeptember timing, cool Alaskan fall weatherKenai Peninsula community race
#14

Bearfest Marathon

Wrangell, AK

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Experience Southeast Alaska's most charming community marathon in Wrangell, 'The Little City That Does.' Run through bear-watching territory surrounded by pristine wilderness accessible only by boat or plane, finishing with genuine small-town Alaskan hospitality in August. Perfect for runners seeking an authentic remote race experience with family-friendly vibes.

Wrangell CommunityMarathonSummer
In Wrangell — "The Little City That Does"August timing, family-friendlyMarathon, half, and 5K distances
#15
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Tackle Homer's legendary ultra through the Caribou Hills where 'Epic' isn't just a name—it's a promise. This October, run the 50K or 100K on groomed Alaskan trails with snow-capped mountain panoramas that make every hill worth the climb. A true test for ultrarunners seeking adventure at the end of the road.

Homer Epic50KFall
50K and 100K on groomed Caribou Hills trailsEpic snow-capped mountain viewsHomer — "The End of the Road" on Kachina Peninsula
#16

Resurrection Pass 50 Mile

Hope to Cooper Landing, AK

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The Resurrection Pass 50 Mile delivers Alaska's legendary wilderness beauty on a more approachable course. This point-to-point race winds through the spectacular Resurrection Pass Trail, offering first-time 50-mile runners an accessible gateway to ultra running in the Last Frontier. Experience endless July daylight, self-supported format, and the unforgettable camaraderie of Alaska's premier trail running destination.

Resurrection Pass Ultras50 MileSummer
50-mile point-to-point on Resurrection Pass TrailSelf-supported formatJuly timing, long Alaskan daylight
#17
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The Susitna Little Su 50K is a challenging mid-February winter ultra through the frozen wilderness of Big Lake, Alaska. Perfect for runners ready to test their limits on ice and snow, this event shares the same breathtaking Alaskan terrain as its legendary big brother—the Susitna 100—in a more accessible format. Expect sub-zero temperatures, frozen lake crossings, and the camaraderie of dedicated winter ultra runners conquering the frozen wild together.

Susitna 10050KWinter
Mid-February winter ultraFrozen lake, river, and trail runningCompanion event to the full Susitna 100
#18

Klondike Road Relay

Skagway, AK to Whitehorse, YT

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Run 110 miles through gold rush history on the world's most scenic relay! This legendary Skagway to Whitehorse adventure takes your team across the US-Canada border into Canada's Yukon Territory, following the historic Chilkoot Trail route. Limited team field ensures this bucket-list race sells out fast—grab your crew and chase gold rush glory on foot.

Klondike Road RelayRelaySummer
~110 miles, 10-leg relay from Skagway to WhitehorseInternational — crosses US-Canada border into YukonGold rush heritage route
#19
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The Chena River to Ridge ultra in Fairbanks, Alaska challenges runners to conquer frozen valleys and dramatic ridge climbs during the depths of Alaskan winter, when temperatures plummet to -20°F or colder. This small-field event embodies Fairbanks' proud winter ultra tradition, attracting only the most dedicated cold-weather runners who seek something far beyond ordinary racing. Running beneath the aurora-lit sky with views stretching across the Chena River valley to the snowcapped hills above, this is winter ultra running stripped to its most primal and rewarding core.

Endurance NorthMulti-HourWinter
December/January timing — extreme Fairbanks winterFairbanks winter ultra traditionRidge climb above the Chena River
#20

Beat Beethoven 5K

Fairbanks, AK

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Challenge yourself at the Beat Beethoven 5K in Fairbanks, Alaska, where runners must cross the finish line before the final note of Beethoven's iconic 5th Symphony ends. If you beat the music, you'll earn a free ticket to the Fairbanks Symphony Orchestra concert—an award as unique as the race itself. This quirky Alaska tradition combines cardiovascular endurance with classical culture, making it a one-of-a-kind experience for runners of all levels.

Fairbanks Symphony Orchestra5KFall
Run before Beethoven's 5th Symphony finishes (~31 min)Finish before the last note for a free concert voucherFairbanks Symphony Orchestra tradition
#21

Crow Pass Crossing

Girdwood to Eagle River, AK

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Since 1984, the Crow Pass Crossing has been Alaska's most legendary point-to-point trail run, challenging the toughest mountain runners across 22.6 brutal miles from Girdwood to Eagle River. With glacier views, a frigid Eagle River crossing, and technical terrain featuring bears, rocks, roots, and snowfields, this Alaska Sports Hall of Fame inductee is the ultimate test of backcountry endurance. Only for experienced mountain runners willing to embrace Alaska's raw, untamed beauty.

Alaska Mountain Runners22.6 MileSummer
Since 1984 — Alaska's iconic point-to-pointStunning mountain and glacier viewsEagle River crossing — frigid and fast-moving
#22

Midnight Sun Run

Fairbanks, AK

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Run a 10K at midnight without a flashlight under Alaska's legendary midnight sun! The Midnight Sun Run has been Fairbanks' signature summer running tradition since 1983, offering runners the rare experience of racing through endless daylight on the longest day of the year—perfect for anyone seeking an unforgettable bucket-list race.

Fairbanks Daily News-Miner10KSummer
40+ years running since 1983Starts at 10PM on the Saturday nearest summer solstice3,500+ participants annually
#23
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The Tsalteshi Backyard Ultra is Alaska's official entry into the global endurance phenomenon where runners complete a 4.167-mile loop every hour on the hour until only one remains. Located in the stunning Kenai Peninsula, this sanctioned event awards the final runner standing a coveted Bronze Ticket to the Big's Backyard Ultra World Championship. It's the ultimate test of mental fortitude and running grit, designed for ultrarunners ready to push beyond traditional race boundaries.

Tsalteshi Trails AssociationMulti-HourSummer
Alaska's first sanctioned Backyard Ultra4.167-mile loop, every hour on the hourWinner earns a Bronze Ticket to the Big's Backyard Ultra world championship
#24

Gold Discovery Run

Fairbanks, AK

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The Gold Discovery Run captures Fairbanks' rich gold rush legacy on a half marathon that takes runners from Silver Gulch Brewery through the historic gold mining district to the University of Alaska Fairbanks museum. This July race showcases one of Interior Alaska's most distinctive community events, where the midnight sun illuminates a course steeped in frontier history. Perfect for runners seeking an authentic Alaskan adventure that combines challenging distance running with genuine cultural heritage.

Running Club NorthHalf MarathonSummer
Fairbanks gold mining heritageStarts at Silver Gulch Brewery and ends at the museumJuly timing, Interior Alaska summer
Top Races in Alaska | RacesReviewed