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Trail Running Calendar near Grez-Doiceau 2026-2027

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Explore the top trail runs near Grez-Doiceau for 2026-2027! We've gathered 38 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2026
Aug
7-9
Fr - Su

Mutotoloop

Road Race Trail Run Walk 6 km 10 km 16 km
Mutotoloop
Aug
8
Sa

Bierloop Holsbeek

Trail Run 3 km 7 km 14 km
Aug
9
Su

Run for Nature - Haacht

Road Race Trail Run 5 km 10 km 14 km
Aug
23
Su

Haachtse Loop

Trail Run Walk 5 km 10 km 15 km
Aug
30
Su

Trailrun van de Voervallei

Trail Run 6 km 12 km 24 km Marathon
Aug
30
Su

GR Provincie Trail Luik

Trail Run Half Marathon Marathon
Aug
30
Su

Mollekestrail

Trail Run 5 km 10 km 20 km
September 2026
Sep
5
Sa

EcoTrail Brussels

Trail Run Walk 5 km 10 km ... 46 km 80 km
Sep
12
Sa

Trail de Sart-Messire-Guillaume

Trail Run 7 km 13 km 22 km 32 km
Trail de Sart-Messire-Guillaume
Sep
12
Sa

Trail du Crabe

Trail Run 6 km 13 km
Sep
20
Su

Miles for Humanity - Leuven

Trail Run 3 mi 6 mi 13 mi
October 2026
Oct
2-4
Fr - Su

Clash Der Titanen

Trail Run 36 km 65 km ... 162 km 201 km
Clash Der Titanen
Oct
3
Sa

Trail de l'Abbaye

Trail Run Walk 5 km 12 km ... 33 km 50 km
Oct
11
Su

Les Crêtes La Hulpoises

Trail Run 10 km 18 km
Oct
17
Sa

30 km door het Zoniënwoud - Brussel

Trail Run Walk 30 km
30 km door het Zoniënwoud - Brussel
Oct
18
Su

Trail de Bruxelles

Trail Run 10 km 15 km 20 km 25 km
Trail de Bruxelles
Oct
18
Su

Trage Wegen Jogging

Trail Run 5 km 10 km 16 km Half Marathon
Oct
18
Su

Trail de l'Orneau

Trail Run 14 km 22 km 33 km
Oct
24
Sa

Urban Trail Watermael-Boitsfort

Urban Trail 7 km 12 km
Urban Trail Watermael-Boitsfort
November 2026
Nov
8
Su

Les Foulées des Flosses

Trail Run 8 km 16 km
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