DateExpected
Late September 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Sint-Albertuscollege, Geldenaaksebaan 277, 3001 Haasrode/Heverlee, Belgium
Heverlee, Leuven
Countdown
September
The marathon option: 65 km and 900 m of climbing makes this the proper test of the mountain bike routes, one that rewards steady legs over a fast start.
Key facts
01Helmet required in the 2026 listing
02Rolling departure: ride off any time between 07:30 and 10:30 (2026 listing)
Create a free training plan for the ZOENK FORESTBIKING 65 km
7-day free trial, no card required
The course
The route
Heverlee
Distance65km
Total climb900m
StartElevation
0 kmDrag map to rotate58.5 km
Weather
Late-September, Heverlee
18°CTypical high
9°CTypical low
3°CColdest in 20 years
36%Days with rain
Highs around 18°C and lows around 9°C, but it has dropped to 3°C. Rain on 36% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the ZOENK FORESTBIKING 65 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 ZOENK FORESTBIKING 65 km plan targets
Typical sessions
65 km with 900 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Terrain and skills practice specific to the course
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 ZOENK FORESTBIKING 65 km plan.
7-day free trial, no card required.
Other races at ZOENK FORESTBIKING
More events in September in Belgium
Teut TrailExpected Early September 2027 · Zonhoven→Messines Ridge ClassicExpected Early September 2027 · Mesen - Messines→ODB Cycling ChallengeExpected Mid September 2027 · Oudenburg→Trail Festival du BarrageSat, 18 Sept 2027 · Ortho→L'Ultra by HuyForTrailExpected Mid September 2027 · Bonneville→Kwaremont TrailSat, 25 Sept 2027 · Kluisbergen→
