North of 89 Outdoors

APR-OCT
18-17
2026
Explore Ontario's Niagara Escarpment through a diverse series of trail races ranging from 1 km to 100 km. Experience unique formats like the Backyard Ultra combined with local craft beer and food.
18-17 Apr-Oct 2026
100 kilometers 80 kilometers 55 kilometers 50 kilometers 28 kilometers 25 kilometers 14 kilometers 10 kilometers 9 kilometers 5 kilometers

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North of 89 Outdoors

North of 89 Outdoors hosts a series of trail running events located throughout Ontario's Niagara Escarpment. The annual calendar consists of five distinct races held at various locations, including the Dufferin Forest Main Tract, Mansfield Outdoor Centre, Tiffins Conservation Area, and Mad River Park.

The events offer a wide range of formats and distances, from short trail runs to multi-day ultra-marathons. Available distances and race types include:

  • Spring Warm-Up: A 9 km loop in the Dufferin Forest.
  • Great Mansfield Outdoors: Features a 100 km solo or relay, as well as 50 km, 25 km, 10 km, and 5 km options.
  • Utopia Backyard Ultra: Includes the standard Backyard Ultra format alongside 24-hour, 12-hour, and 6-hour versions.
  • Creemore Vertical Challenge: Offers distances of 80 km, 55 km, 27.5 km, and 14 km.
  • Chill Session: Provides shorter options of 10 km, 5 km, and 1 km.

In addition to competitive racing, the organization provides a trail running workshop known as the Trails North Workshop. The event series focuses on combining forest trail navigation with local craft beer and food. Courses are set in the natural geography of Mansfield, Mulmur, Utopia, and Creemore, utilizing the regional trail networks. Visit the organization's website for the most recent information.

100 km
Great Mansfield Outdoors 100k Solo
100 km
Great Mansfield Outdoors 100k Relay
80 km
Vertical Challenge 80k
55 km
Vertical Challenge 55k
50 km
Great Mansfield Outdoors 50k
28 km
Vertical Challenge 27.5k
25 km
Great Mansfield Outdoors 25k
14 km
Vertical Challenge 14k
10 km
Great Mansfield Outdoors 10k
9 km
Spring Warm-up 9k
5 km
Great Mansfield Outdoors 5k
Utopia Backyard 6
Utopia Backyard 12
Utopia Backyard 24