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Running Calendar near Alphen aan den Rijn 2025-2026

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Explore the top running races near Alphen aan den Rijn for 2025-2026! We've gathered 116 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
6
Monday

Lions Heuvelloop Overveen

5 km 10 km 15 km
Lions Heuvelloop Overveen
Apr
11-12
Sa - Su

Marathon Rotterdam

4 km 10 km 15 km 42 km
Apr
17
Friday

Singelloop Leiden

6 km
Apr
26
Sunday

Omloop van Noordwijkerhout

5 km 10 km 21 km
May 2026
May
9-10
Sa - Su

Leiden Marathon

5 km 10 km 21 km 42 km
May
9
Saturday

Kamerikse Weteringloop

5 km 10 km 11 km 10 mi
May
14
Thursday

Golden Tenloop

5 km 10 km 20 km 30 km
May
23-24
Sa - Su

Zandvoort Spartan Trifecta Weekend

Obstacle Run 5 km 10 km 21 km
May
31
Sunday

Sportpark 21 Run

5 km 10 km 21 km
May
31
Sunday

The Royal Ten

5 km 10 km
June 2026
Jun
12-14
Fr - Su

Mud Masters - Haarlemmermeer

Obstacle Run 3 km 5 km ... 16 km 42 km
Jun
13
Saturday

DTS Grand Prix Zandvoort

Triathlon
Jun
19
Friday

Grachtenloop Haarlem

5 km 10 km
Grachtenloop Haarlem
Jun
19
Friday

Midzomertriathlon Vlietland

Triathlon
November 2026
Nov
21
Saturday

Hollands Duin Trail

Trail Run 6 km 10 km 21 km 30 km
December 2026
Dec
19
Saturday

Hollands Duin Ultra

Trail Run 50 km
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