Bison Gravel 100 took place on Sun, Oct 4, 2026 in Supraśl, Poland. The main route is 109 km.
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- Date
- Sun, Oct 4, 2026
- Start
- Supraśl 🇵🇱
- Distance
- 109 km
- Climbing
- 785 m
- Level
- Open to all
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Start freeBison Gravel 100 is a gravel cycling race starting and finishing in Supraśl, with an approximately 109 km route through the forest roads, gravel tracks and natural terrain of the Knyszyn Forest.
What this race demands
The 109 km distance demands sustained endurance, while gravel tracks and natural terrain call for steady bike handling over changing surfaces. With 785 m of climbing, the route also requires riders to manage a moderate amount of elevation over the full distance.
Endurance
At 109 km, the ride requires sustained effort over several hours and pacing that can be maintained across the full distance.
Gravel handling
Forest roads, gravel tracks and natural terrain make confident bike handling and control on changing surfaces important.
Climbing volume
The 785 m of elevation gain adds climbing work across the route, so riders need to manage their effort rather than spend too much early.
For a ride likely to last more than 2.5 hours, aim for about 60–90 g of carbohydrate per hour.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
4:00–4:50
Peak-week training
6–8 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Frequently asked questions
When is Bison Gravel 100?
Bison Gravel 100 took place on Sun, Oct 4, 2026 in Supraśl, Poland.
How long is Bison Gravel 100?
The main route is 109 km.
What does Bison Gravel 100 demand?
The 109 km distance demands sustained endurance, while gravel tracks and natural terrain call for steady bike handling over changing surfaces. With 785 m of climbing, the route also requires riders to manage a moderate amount of elevation over the full distance.
How much climbing does Bison Gravel 100 have?
Bison Gravel 100 has 785 m of climbing.
Who is Bison Gravel 100 for?
Bison Gravel 100 is open to all participants.
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