Susitna 100

United States flag Big Lake, Alaska, United States

103 days left

Susitna 100 ultrasignup.com
Date 13 Feb, 2027
Races 3 distances
Entry fee $295.00
Runner rating Be the first to rate
Susitna 100

About the event

Experience the breathtaking beauty of Alaska during the Susitna 100 race, an exhilarating winter endurance challenge that takes place on February 13, 2027. This iconic course stretches for 100 miles along frozen rivers and through dense forests, offering runners a unique blend of diverse terrain and stunning natural scenery.
Participants will traverse swamps and navigate tight twisty trails while enjoying panoramic views of majestic mountains. The route is meticulously marked to ensure clear navigation even in challenging winter conditions. Along the way, racers may encounter local wildlife such as moose and foxes, adding an element of surprise and wonder to this already awe-inspiring journey.
Supporting runners throughout their adventure are several strategically placed checkpoints staffed by enthusiastic volunteers dedicated to providing assistance whenever needed. These stops serve not only as crucial rest points but also as opportunities for racers to share stories and experiences with fellow competitors and supporters, fostering a sense of camaraderie and community among participants.
The Susitna 100 is more than just a race; it's an unforgettable expedition through some of Alaska’s most pristine winter landscapes. Whether you're looking to test your limits or simply enjoy the beauty of the great outdoors, this event offers an unparalleled experience for runners seeking adventure and breathtaking scenery in one of nature's coldest yet most captivating environments.
Join us on February 13, 2027, as we celebrate winter racing at its finest.

Races offered

13Feb

100 Mile Bike

Running

Distance
160.9K
Start time
09:00
Entry fee
$295.00
13Feb

100 Mile Run

Running

Distance
160.9K
Start time
09:00
Entry fee
$295.00
13Feb

100 Mile Ski

Running

Distance
160.9K
Start time
09:00
Entry fee
$295.00

Weather history

3-year monthly averages for February in Big Lake.

Temperature-9.9° / -3.8°
Feels like-15.5° / -8.3°
Sunshine hours4h 21m
Rainfall1.3 mm
Snowfall0.8 cm
Wind10.6 km/h (Light breeze)
Humidity76.3%
Max UV indexLow (1.5)
Sweat lossLow
Course conditionsFirm and slightly soft
Sunrise09:42
Sunset18:44

About Big Lake

Learn more about the host city, Big Lake.

Scenic view of

Big Lake is a census-designated place (CDP) in Matanuska-Susitna Borough, Alaska, United States. It is part of the Anchorage, Alaska Metropolitan Statistical Area. The population was 3,833 at the 2020 census, up from 3,350 in 2010.

Read more

Hotels & places to stay

Things to do nearby

Tours and activities near Big Lake, powered by Viator.

Loading nearby tours and activities…

Race results

All-time top performances and historical records for Susitna 100.

Place Name Gender Age Year City Time
🥇 Will Ross M 32 '22 — 6:44:00
🥈 Oliver Sternicki M 43 '22 — 6:52:00
🥉 Nicolas Baudin M 42 '22 — 7:00:00
4 Peter Pounds M 49 '22 — 7:15:00
5 Jason Rowland M 37 '22 — 7:31:00

Runner reviews

Read what other athletes have to say about their experience at the Susitna 100.

No reviews yet

Be the first to share your experience with the community!

Suggest an edit

Spotted an error or missing detail about the Susitna 100? Help us improve.

Nearby races

Explore other exciting events happening in this same region.

Hand-picked events we think you’ll love.

  • First City Feast Day Fun Run Nov 26, 2026

    First City Feast Day Fun Run

    Run like a beast before you feast!! Celebrate the end of the 2026 running season with a family friendly event this Than…

    Read more about First City Feast Day Fun Run
  • Race Across Alaska Winter Challenge Dec 21, 2026

    Race Across Alaska Winter Challenge

    This is a multi-sport, multi-distance winter challenge with the goal to log as many miles as you can over 3 months star…

    Read more about Race Across Alaska Winter Challenge
  • Forget-Me-Not Spring Challenge Apr 15, 2027

    Forget-Me-Not Spring Challenge

    Welcome to the 2027 Forget-Me-Not Spring Challenge hosted by Turnagain Training, founders of the Virtual Race Across Al…

    Read more about Forget-Me-Not Spring Challenge
  • May The Course Be With You 5K May 02, 2027

    May The Course Be With You 5K

    This is a fundraiser for Chinook Montessori 8th-grade students for their educational trip out of state. Bib pick-up tim…

    Read more about May The Course Be With You 5K
  • Bird Ridge Hill Climb Jun 20, 2027

    Bird Ridge Hill Climb

    Join the Alaska Mountain Runners in the annual Bird Ridge Hill Climb.

    Read more about Bird Ridge Hill Climb
  • Tri Nikiski Jun 26, 2027

    Tri Nikiski

    This is a timed, unchipped triathlon in Nikiski, Alaska The adult triathlon/relay team: 500yd swim. 10.6 mile bike. 5k …

    Read more about Tri Nikiski
  • Alaska Salmon Runs Jul 17, 2027

    Alaska Salmon Runs

    Our running event courses traverse the world-famous Copper River delta, a land of mountains, glaciers, and blue water r…

    Read more about Alaska Salmon Runs
  • Cirque Series - Alyeska Resort, AK Jul 24, 2027

    Cirque Series - Alyeska Resort, AK

    Join us for another year of the Cirque Series at Alyeska. 6.1 miles featuring 3,912' ft vert. Prizes Prizes will be dis…

    Read more about Cirque Series - Alyeska Resort, AK

Get race deals and updates

Subscribe to our newsletter for curated race picks and discounts.