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Trail Running Calendar near Diemen 2026-2027

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Explore the top trail runs near Diemen for 2026-2027! We've gathered 35 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

October 2026
Oct
3
Sa

Pieken & Dalen Festival

Trail Run 5 km 10 km Half Marathon Marathon
Oct
10
Sa

DECAloop Backyard Ultra

Backyard Ultra 67 km
Oct
11
Su

Fearless 5K — Project Fearless

Trail Run 5 km
Oct
24
Sa

Zes Uur van de Haarlemmermeer

Backyard Ultra
Oct
25
Su

Nea BosCross

Trail Run 3 km 6 km 8 km
Oct
31
Sa

Lage Vuursche Ultra

Trail Run UTMB 50K 50 km
November 2026
Nov
1
Su

Maple Leaf Wintercup

Trail Run 3 km 10 km
Maple Leaf Wintercup
Nov
1
Su

Last Pirate Running

Backyard Ultra
Last Pirate Running
Nov
1
Su

Spaarnwoude Cross

Trail Run 3 km 5 km 9 km
Nov
7
Sa

Lage Vuursche Trail

Trail Run 10 km 20 km 30 km
Trail running on forest and park paths near Baarn with a choice of one, two or three loops and several paid ticket options.
Nov
8
Su

Urban Trail Haarlem

Urban Trail 6 km 11 km
Nov
8
Su

Lumièreparkcross Almere

Trail Run 3 km 6 km 9 km
Nov
15
Su

BeachRun Zandvoort

Trail Run 8 km 15 km
Nov
29
Su

Oriëntatieloop Soest

Trail Run 3 km 5 km 7 km 8 km
December 2026
Dec
12
Sa

Silent Forest Trail

Trail Run 10 km 20 km 30 km
Silent Forest Trail
Dec
12
Sa

Spaarnwoude Park Ultra

Backyard Ultra 4 km 5 km
Dec
13
Su

Vaartsluisboscross

Trail Run 3 km 6 km 9 km
Dec
19-20
Sa - Su

BEAT IT Run Amsterdam

Backyard Ultra
Dec
30-31
We - Th

Sylvestercross

Trail Run 4 km 7 km ... 9 km 22 km
January 2027
Jan
2
Sa

Phanos Boscross

Road Race Trail Run
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