Pacing, fueling and crew sheet for the course you pick
2’8279’275 m D+ ft D+
At a glance
Grizzly100 2026 took place on Saturday 24 October 2026 in 's-Gravenvoeren (Limburg, Belgium). 7 courses from 17 to 100 km.
Longest course: Grizzly100, 100 km with 2’827 m D+ (28 m per km: hilly terrain).
The 2027 edition is expected on Saturday 23 October 2027, date to be confirmed by the organiser. On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.
Our classic and most popular trail! A trail through the Voerstreek. There are no less than 7 different distances between 17 and 100km!
7 courses
17km10.6mi
334 m D+1’096 ft D+
avg 2%
Bear Trail24.10.
23km14.3mi
493 m D+1’617 ft D+
avg 2%
Bear Trail24.10.
31km19.3mi
682 m D+2’238 ft D+
avg 2%
Bear Trail24.10.
40km24.9mi
974 m D+3’196 ft D+
avg 2%
Bear Trail24.10.
60km37.3mi
1’570 m D+5’151 ft D+
avg 3%
Bear Trail24.10.
85km52.8mi
2’309 m D+7’575 ft D+
avg 3%
Bear Trail24.10.
100km62.1mi
2’827 m D+9’275 ft D+
avg 3%
Grizzly10024.10.
External route
17 km10.6 mi334 m D+1’096 ft D+
External content: map and profile provided by the third-party service.
Where to stay
Find a place to stay near 's-Gravenvoeren for the race.
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