100 Marathon Club provide a focal point for runners in the United Kingdom and Ireland who have completed 100 or more races of marathon distance or longer.

We promote and organise various marathon challenges for members, as well as assisting members to enter races of marathon distance and longer, individually and collectively.
We share knowledge and experience and encourage newcomers to the sport of marathon running.

Find out how you can become a full member (completed 100 or more races of marathon distance or longer) or an associate member of the club (completed 50 or more races of marathon distance or longer) here.