DateExpected
Early October 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Start: ul
Start: ul
Countdown
October
A proper 30 km day out that stays kind on the legs, with only 442 m of climbing. It is more about steady running than hills.
Key facts
015-hour time limit
02Starts and finishes in Supraśl
Create a free training plan for the Bison Ultra-Trail 31 km
7-day free trial, no card required
The course
The route
Start: ul
Distance31km
Total climb442m
StartElevation
0 kmDrag map to rotate30.7 km
2026 results
Who finishes, and how
#RiderTimeAvg speed
01CHEŁMIŃSKA Katarzyna02:26:2312.6 km/h
02OZAN Marta02:28:5512.4 km/h
03SAK Aleksandra02:29:2612.4 km/h
158
Women finishers
3:42:13
Median time
8.3 km/h
Median speed
Women · 2026 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserFundacja Białystok Biega
Websitebisonultratrail.pl
Instagram@bisonultratrail
Running since2020
Training
Training for the Bison Ultra-Trail 31 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Bison Ultra-Trail 31 km plan targets
Typical sessions
31 km with 442 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Bison Ultra-Trail 31 km plan.
7-day free trial, no card required.
Other races at Bison Ultra-Trail
More events in October in Poland
Bison Ultra-Trail 100Expected Early October 2027 · Supraśl→Przehyba TrailSat, 2 Oct 2027 · Gołkowice Górne→Garmin Gravel Race Szklarska PorębaExpected Early October 2027 · Near building 4→WELTRACK MTB Maraton LidzbarkExpected Early October 2027 · Ulsza→Garmin MTB Series GdyniaExpected Early October 2027 · Start/finish and race office: recreational area by ul→UltraKotlinaExpected Early October 2027 · Ulsza→
