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Half Marathon Calendar near Alphen aan den Rijn 2025-2026

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Explore the top half marathons near Alphen aan den Rijn for 2025-2026! We've gathered 29 exciting races in the area. Check out our detailed list below to find your next local race.

December 2025
Dec
28
Su

Vechtstreek in Beweging Lopen

3 km 5 km ... 20 km Half Marathon
January 2026
Jan
11
Su

Snertloop Krimpen aan den Ijssel

5 km 10 km ... 20 km Half Marathon
Jan
11
Su

MTK Snertloop

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

Halve Marathon Zoetermeer

5 km 10 km Half Marathon
Jan
25
Su

Vechtstreek in Beweging Lopen

3 km 5 km ... 20 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

Bosdijkloop

5 km 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
1
Su

Vechtstreek in Beweging Lopen

3 km 5 km ... 20 km Half Marathon
Mar
14
Sa

Hollands Duin Trail

Trail Run 6 km 10 km Half Marathon 30 km
Mar
14-15
Sa - Su

Lentemarathon Amstelveen

5 km 10 km Half Marathon Marathon
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