3 races in date order
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Golden Tenloop
Runs Delft's historic canals into the Delftse Hout woods
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Leiden Marathon
Loop links historic Leiden to windmill-dotted polders
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Royal Ten
10K loop past the royal palace grounds in Haagse Bos
Your next race, seen from above.
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Get RunCalendar
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.