The Tuscobia Winter Ultra is a run, bike or ski event held on the Tuscobia State Trail in Northern Wisconsin... in the middle of winter. There are two race distances: 160-mile or 80-mile. The 160-mile race is a qualifying event for the Iditarod Trail Invitation (ITI). The Tuscobia Winter Ultra will again be providing a paid entry ($1,400+ value) to a 160-mile race winner.
Please read the race website prior to registering!
200 total; 100 in each distance. No refunds. No registration swaps.
If your mode of transport is full, DO NOT register for a different mode thinking you can switch. You cannot. We will keep a waitlist (email us at firstname.lastname@example.org) and may release spots from one mode to another or from one distance to another.
Qualification for 160-mile
160-mile racers must have previously completed one of the following events:
- Tuscobia 160/150/80/75 mile
- Arrowhead 135 mile
- Iditarod Trail Invitational 130/350/1000 mile
- Actif Epica
- Fat Pursuit 200 km / mile
- Frozen Otter 64 mile
- Triple D 100 km
- Susitna 100 mile
- White Mountains 100 mile
- Yukon 100/300 mile
- 6633 Arctic Ultra
- Alaska Mountain Wilderness Ski Classic
- Rovaniemi 150/300 km
You will not be able to register for the 160-mile event if you have not completed one of the above.
All distances are unsupported (no crews or pacers). There will be mandatory checkpoints, which may be heated and will have basic food/beverages. Both distances have gear requirements. Please visit the race website for details and ensure you are prepared to have the required gear before you register for the race. You will not be allowed to start the race if you do not have all of the required gear.
Local time: 6:06 AM