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Half Marathon Calendar near Leiden 2025-2026

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Monthly updates for Leiden

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Explore the top half marathons near Leiden for 2025-2026! We've gathered 21 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
11
Su

Snertloop Krimpen aan den Ijssel

5 km 10 km ... 20 km Half Marathon
Jan
18
Su

Halve Marathon Zoetermeer

5 km 10 km Half Marathon
Jan
25
Su

Polderloop Hazerswoude-Dorp

5 km 10 km 15 km Half Marathon
Polderloop Hazerswoude-Dorp
February 2026
Feb
1
Su

Groenehartloop AV Gouda

5 km 10 km Half Marathon
Feb
8
Su

Midden-Delfland Halve Marathon

10 km Half Marathon
Feb
22
Su

Polderloop Hazerswoude-Dorp

5 km 10 km 15 km Half Marathon
Polderloop Hazerswoude-Dorp
March 2026
Mar
1
Su

Omloop van Noordwijkerhout

5 km 10 km Half Marathon
Mar
1
Su

20 van Alphen

3 km 5 km 10 km Half Marathon
20 van Alphen
Mar
14
Sa

Hollands Duin Trail

Trail Run 6 km 10 km Half Marathon 30 km
Mar
15
Su

CPC Loop Den Haag

5 km 10 km Half Marathon
Mar
21
Sa

Love it Trail it - Run the Tops

Trail Run 10 km Half Marathon Marathon
Love it Trail it - Run the Tops
Mar
29
Su

Polderloop Hazerswoude-Dorp

5 km 10 km 15 km Half Marathon
Polderloop Hazerswoude-Dorp
April 2026
Apr
26
Su

Polderloop Hazerswoude-Dorp

5 km 10 km 15 km Half Marathon
Polderloop Hazerswoude-Dorp
May 2026
May
3
Su

Sportpark 21 Run

5 km 10 km Half Marathon
May
10
Su

Leiden Marathon

5 km 10 km Half Marathon Marathon
May
23-24
Sa - Su

Zandvoort Spartan Trifecta Weekend

Obstacle Run 5 km 10 km Half Marathon
September 2026
Sep
26
Sa

Halve van Katwijk

5 km 10 km 15 km Half Marathon
Sep
27
Su

Halve van Haarlem

5 km 10 km Half Marathon
Halve van Haarlem
October 2026
Oct
3
Sa

Rottemerenloop Bleiswijk

11 km Half Marathon
November 2026
Nov
8
Su

Halve Marathon Gouda

5 km 10 km Half Marathon
Halve Marathon Gouda