The Leiden Marathon has been held since 1991. Around one thousand men and women run the marathon but a total of 15.000 enter across all events. A total of one thousand foreign runners come from 51 countries. Race records stand to David Rutoh from Kenia in 2.13.22 and Jemila Wortesa Shure from Ethiopië in 2.37.32.
You can also subscribe to the AIMS calendar in your calendaring application of choice, whether on your phone, tablet or computer. Simply subscribe to webcal://aims-worldrunning.org/events.ics in your calendar app.