2019 Race Registration Opens 9-1-18

Thanks for your interest in the Arrowhead Ultra 135. We will begin taking race veteran applications 9-1-18 and rookie applications 10-1-18.  As you may know, we limit our roster to maintain solitude on the trail and comply with our permit limits.

Thanks - Ken

The application for the 2018 Arrowhead Winter Ultra race can be downloaded HERE. Non US racers please use payment link in the RACE INFO/REGISTRATION article for credit card payment.

The 14th annual AH135 will be Jan 29th to 31st, 2018. We will take race veteran apps starting 9-1-17 and rookie apps 10-1-17. Please make sure you have a qualifying race - see below. Our roster is limited to ~150 racers and fills quickly. Pray for cold and snow - we look forward to seeing all the racers, sponsors, and volunteers.