The ENDURrun

AUG
9
2026
The ENDURrun is the ultimate test of endurance: 160 km across seven stages over eight days in August 2026. The challenge includes a half marathon, cross country, marathon, and time trials. Relay team and individual stage guest options are available.
Sun 9 Aug 2026
80 kilometers Half Marathon 13 kilometers 10 kilometers 8 kilometers 5 miles 5 kilometers

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The ENDURrun 2026

The ENDURrun is an eight-day running event held in the Waterloo region of Ontario. This is the 21st edition.

The main challenge, called the "Ultimate", consists of seven stages over eight days for a total of 160 km. The schedule is as follows:

  • Stage 1: Half marathon at RIM Park, Waterloo.
  • Stage 2: 15 km time trial at Riverbluffs Park, Cambridge.
  • Stage 3: 30 km cross country run at Shade's Mills Conservation Area, Cambridge.
  • Stage 4: 10 mile hill run on the Walter Bean Trail, Kitchener.
  • Stage 5: 25.6 km technical trail run at Baden Hills, Wilmot.
  • Stage 6: 10 km time trial on a track at St David Catholic Secondary School, Waterloo.
  • Stage 7: Marathon at RIM Park, Waterloo. This stage is a certified BQ course.

The event takes place from August 9 to 16, 2026. A pre-race meeting and kit pickup occurs the day before. Each stage has a specific time limit for completion. Aid stations with water and Gatorade are provided on course, and post-race snacks are available.

Participation is possible as a relay team (2 to 7 runners) or as a guest runner for certain individual stages. Registration is capped at 75 Ultimate participants, 10 relay teams, and 65 guest runners. Visit the organization's website for the most recent information.

80 km
The 2026 Endurrun Sport 80 Km
Half Marathon
Stage 8 Half Marathon
13 km
Stage 6 Technical Trail Run
10 km
Stage 1
10 km
Stage 4 Cross Country Run
8 km
Stage 2 Time Trial
5 mi
Stage 5 Hill Run
5 km
Stage 3 Cross Country Run
5 km
Stage 7 Track Race
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