Wild Duluth Races

OCT
17-18
2026
A weekend of trail races in Duluth, Minnesota on sections of the Superior Hiking Trail, featuring 100K, 50K, a half marathon and a 10K with scenic views of Lake Superior.
17-18 Oct 2026
100 kilometers 50 kilometers 13 miles 10 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Wild Duluth Races

The Wild Duluth Races is a weekend trail running event in Duluth, Minnesota that features multiple distances on sections of the Superior Hiking Trail. The event marks its 18th year and uses rugged, rocky, and rooty singletrack that runs largely within Duluth city limits while offering views of Lake Superior.

Races held over the weekend include:

  • 100K ultramarathon
  • 50K ultramarathon
  • 13.1 mile half marathon
  • 10K trail race

The 100K and 50K ultramarathons take place on Saturday, and the half marathon and 10K take place on Sunday. Course terrain is described as rugged and provides scenic views of the city and the lake from the trail corridors.

Event apparel details are provided for entrants: long sleeve shirts for the 100K, 50K, and half marathon are unisex, while short sleeve shirts for the 10K are offered in men’s and women’s cuts. Registration for the event closes on Monday, October 12 at 11:59 PM CT.

The event lists Bayfront Park in Duluth as a locality associated with the races. Visit the organization's website for the most recent information.

100 km
100 K
50 km
50k
13 mi
Harder 'n Heck Half Marathon
10 km
Terribly Tough 10k
Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.