The Graef Castricum Trail will take place in Castricum on Sunday 23 November 2025. This trail is organized by Cairn Adventures. You can run between 7 and 60 kilometers.

Sunday Nov 23

All4running Circuit SAV cross

Grootebroek - 35 km from Workum

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0 km

The All4running Circuit SAV cross will take place in Grootebroek on Sunday 23 November 2025.

Saturday Nov 29

Nienoord Crossloop Leek

Leek - 66 km from Workum

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5 km

10 km

The Nienoord Crossloop Leek will take place in Leek on Saturday 29 November 2025. You can run between 5 and 10 kilometers.

Sunday Nov 30

AVC Strand- & Duinloop

Castricum - 71 km from Workum

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The AVC Strand- & Duinloop will take place in Castricum on Sunday 30 November 2025. You can run between 10 and 15 kilometers.

Sunday Nov 30

Bosloopcompetitie Harderwijk

Harderwijk - 72 km from Workum

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The Bosloopcompetitie Harderwijk will take place in Harderwijk on Sunday 30 November 2025. You can run between 5 and 15 kilometers.

Sunday Nov 30

Baggelhuizercross

Assen - 75 km from Workum

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The Baggelhuizercross will take place in Assen on Sunday 30 November 2025. You can run between 6 and 8 kilometers.

Saturday Dec 6

Mildamcross

Mildam - 37 km from Workum

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5 km

10 km

The Mildamcross will take place in Mildam on Saturday 6 December 2025. You can run between 5 and 10 kilometers.

Saturday Dec 6

Nunspeetse Wolventrail

Nunspeet - 71 km from Workum

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8 km

15 km

The Nunspeetse Wolventrail will take place in Nunspeet on Saturday 6 December 2025. You can run between 8 and 15 kilometers.

Sunday Dec 7

Crosscircuit Duincross

Den Helder - 46 km from Workum

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The Crosscircuit Duincross will take place in Den Helder on Sunday 7 December 2025.

Sunday Dec 7

Beachrun Wijk aan Zee

Wijk aan Zee - 79 km from Workum

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750 mi

7 km

14 km

The Beachrun Wijk aan Zee will take place in Wijk aan Zee on Sunday 7 December 2025. You can run between 7 and 14 kilometers.

Saturday Dec 13

Boscross Diever

Diever - 60 km from Workum

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The Boscross Diever will take place in Diever on Saturday 13 December 2025. You can run between 11 and 42 kilometers.

Saturday Dec 13

Ameland Adventure Run

Nes - 61 km from Workum

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The Ameland Adventure Run will take place in Nes on Saturday 13 December 2025. You can run between 5 and 21 kilometers.

Saturday Dec 13

RunForestRun Dwingelderveld

Dwingeloo - 64 km from Workum

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15 km

27 km

44 km

The RunForestRun Dwingelderveld will take place in Dwingeloo on Saturday 13 December 2025. This trail is organized by RunForestRun. You can run between 15 and 44 kilometers.

Sunday Dec 14