Welcome to a heart-pounding adventure that will redefine your love for running and nature. Introducing the Icebug Birkie Trail Run – a captivating journey through the heart of northwest Wisconsin's most enchanting landscapes. Traverse the winding paths and rolling hills of the iconic Birkie Trail, renowned for its challenging terrain and awe-inspiring beauty, along with narrow and flowing sections of single track trails.

Whether you're a seasoned runner seeking to conquer new frontiers or a nature enthusiast yearning for an unforgettable experience, we have something for everyone. Select from a range of distances and challenges to match your goals and skill level.

one day.

Seven events.

endless thrills.

Fast Facts

choose your adventure

5k run/walk

Distance = 3.1 miles

Join the Birkie Trail Run 5K Run/Walk presented by Kemps and embark on a journey that welcomes everyone, regardless of age or experience. Whether you're a seasoned runner looking for a spirited challenge or a first-timer eager to explore the world of running, this event is your perfect fit.

Traverse a scenic route that winds through the stunning Birkie Trail surroundings, where lush forests and rolling hills create a picturesque backdrop for your adventure as you tackle ski and single track trails.

Presented by

nordic

trek

Distance = 8.5 miles

This is your chance to embrace a different kind of challenge – one that combines the invigorating rhythm of Nordic trekking with the breathtaking backdrop of the Birkie Trail and single track trails.

Whether you're a seasoned trekker or a nature enthusiast seeking a unique adventure, this event promises an unforgettable journey that will rejuvenate your spirit and leave you with lasting memories.

Presented by

marathon relay

Distance = 26.2 miles

3-Person Marathon Relay

• Teams consist of 2-3 runners that work together to complete two laps on the scenic 13.1 mile loop.
• Teams can make an exchange at any of the 5 aid station locations.
• Divisions
• Women's teams must be all-women
  
• Men's teams must be all-men
• Mixed Teams must have at least one member of each gender
  
• Masters’ team - ALL members must be 40+ years old as of September 23, 2023
  
• Participants in the Marathon Relay must be 13 years old or older by September 23, 2023.
  

6-Person Marathon Relay

• Teams consist of 4-6 runners that work together to complete two laps on the scenic 13.1 mile loop.
  
• Teams can make an exchange at any of the 5 aid station locations.
  
• Divisions
• Women's team - must be all-women
  
• Men's team - must be all-men
  
• Mixed team - must have at least two members of each gender
  
• Masters’ team - ALL members must be 40+ years old as of September 23, 2023
  
• Participants in the Marathon Relay must be 13 years old or older by September 23, 2023.
  

Drive Route Map

Relay Course Description

Presented by

half

marathon

Distance = 13.1 miles

Join the Birkie Trail Run 5K Run/Walk and embark on a journey that welcomes everyone, regardless of age or experience. Whether you're a seasoned runner looking for a spirited challenge or a first-timer eager to explore the world of running, this event is your perfect fit.

Traverse a scenic route that winds through the stunning Birkie Trail and newly completed Once single track, where lush forests and rolling hills create a picturesque backdrop for your adventure.

Presented by

marathon

Distance = 26.2 miles

Ready for the ultimate marathon adventure? Step up to the challenge of the Icebug Birkie Trail Run Marathon and redefine your limits.

Conquer the undulating terrain, experience the serene beauty of the forest, and ascend to new heights with breathtaking views from Mt. Telemark. Enjoy a mix of ski trails and single track trails to add variety and keep you interested around every turn!

This isn't just a race; it's a journey that will test your mettle, push your boundaries, and reward you with a sense of accomplishment like no other.

*Participants in the Marathon must be 18 years old or older by September 23, 2023.

Presented by

kids fun run

Distance = 1 km

Calling all young adventurers! The FREE Kids Fun Run 1K is where the excitement begins. Kids, get ready to put on your running shoes and join us for a dash of fun.

As you embark on this 1K journey, you'll experience the thrill of crossing a finish line just like the pros. It's a chance to celebrate your energy, enthusiasm, and love for movement.

Whether you're new to running or already a little speedster, this event is all about enjoying the joy of running and creating lasting memories. Bring your smiles, bring your friends, and let's make this a day to remember!

Presented by

HALF MARATHON & MARATHON (2 laps)

Nordic Trek Course

Marathon & 1/2 Marathon Course Description

Relay Drive Route Directions

5k Course

5k Course Description

Bib pick-up

Friday, September 22, 2023

Bib Pick-Up is from 3:00 pm – 7:00 pm in the Derksen Family Great Hall at the American Birkebeiner Trailhead.

Saturday, September 23, 2023

Bib Pick-Up starts at 6:30 am in the Derksen Family Great Hall at the American Birkebeiner Trailhead.

Race Day schedule

6:30 AM - Bib Pick Up Opens

8:00 AM - Marathon Start

8:30 AM - Marathon Relay Start

9:00 AM - Dive for the Dirt Kid's Obstacle Course Open

9:15 AM - Half Marathon Start

9:30 AM - Trek Start

9:45 AM - 5K Start

10:30 AM - Post-Race Party Begins

11:00 AM - 5K Overall & Age Group Awards

11:35 AM - Half Marathon Awards - Overall & Age Class

12:00 PM - Kid's Warm Up & 1 km Race

12:45 PM - Marathon Awards - Overall & Relay

1:15 PM - Marathon Age Group Awards

3:00 PM - Final Marathon Finish Cut-Off

registration

first 1,000 participants receive a tech-t!

Registration Deadlines

• Register online until 7:00 p.m. on Friday, September 22, 2023. Registration online for the Trek & 5K will be open until the race starts!
  
• Team Relay registration closes on Tuesday, September 19th, 2023 at 11:59 p.m.
  
• To make a RELAY race change, please email registration@birkie.com to remove member(s), then add new members.

Need to switch your race?

To change your event/technique:

• Login to your RunSignUp profile (https://runsignup.com/profile)
• Scroll down to your event and click “Manage Registration”
• Click on “Transfer Event” (along either top or bottom menu)
• Select the event you want to transfer to and complete the registration
• No partial refunds will be given if changing to a shorter event. All requests will be charged a $15 processing fee plus any increase in ​race fees, if applicable.

Changes will be not accepted after 11:59pm CDT on Wednesday, September 20, 2023.

Elite Athletes

The American Birkebeiner Ski Foundation is committed to supporting elite athletes at all of our events. Send inquiries to ​registration@birkie.com to see what support is available.

Protect your registration

Get reimbursed up to 100% on your registration if you can’t compete for a number of reasons. Next Wave Insurance offers Regsaver so you can insure your non-refundable registration fee in the case injury, illness, or another covered peril occurs.* Please see policy for complete list of covered perils at www.registrationsaver.com/birkie. Limitations and exclusions apply. Next Wave Insurance, CA License #: OF00755.

results & awards