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Trail Running Calendar Oslo 2026-2027

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Explore the best trail runs in Oslo for 2026-2027! Our updated list features 30 exciting trail runs across the region. Find your next trail run in Oslo below and join the trail community at these great events!

October 2026
Oct
31
Sa

Bygdøy Backyard

Trail Run Backyard Ultra 7 km
November 2026
Nov
4
We

Martincrossen Trail Run

Trail Run 3 km 8 km
Nov
5
Th

NightRun - Oslo

Trail Run 9 km
Nov
5
Th

NightRun - Frydenberg

Trail Run
Nov
19
Th

Østmarka Trail Challenge – Hodelyktløpet

Trail Run 12 km
Nov
21-22
Sa - Su

Bislett 24 Hour Indoor Challenge

Sold out Backyard Ultra 100 mi
January 2027
Jan
10
Su

Lauritz Bergendahls Minneløp

Trail Run
Jan
31
Su

Rustad-stafetten

Trail Run
February 2027
Feb
5-7
Fr - Su

Norgescup langrenn - Holmenkollen

Trail Run 5 km 20 km
Feb
20
Sa

Holmenkollmarsjen

Trail Run
March 2027
Mar
6
Sa

Njårdrennet

Trail Run
Mar
17
We

Rustad-sprinten

Trail Run
April 2027
Apr
9-18
Fr - Su

Oslo løpsfestival

Road Race Trail Run 5 km
May 2027
May
1
Sa

Råskinnet

Trail Run 3 km 9 km
A muddy trail race around Sognsvann with water crossings and three distances for children, youth and adults.
May
21-30
Fr - Su

Grorudløpet

Trail Run 12 km
May
29
Sa

Ecotrail Oslo

Trail Run ITRA 1–3 10 km Half Marathon ... 50 km 80 km
An environmentally conscious urban trail event in Oslo offering multiple trail distances and a finish at Huk on Bygdøy.
June 2027
Jun
4-13
Fr - Su

Trolltrail

Trail Run 6 km
Jun
5
Sa

Navy Race OCR Oslo

Obstacle Run 5 km
Jun
19
Sa

Nordmarka skogsmaraton

Trail Run Half Marathon Marathon
Jun-Jul
25-4
Fr - Su

Maridalsvannet Rundt

Trail Run 13 km
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