Great Grandma’s Challenge

Rise to the challenge.

Up for the ultimate running experience during Grandma’s Marathon weekend? Take the Great Grandma’s Challenge. By participating you’ll have the chance to take your Grandma’s Marathon weekend experience to a higher level by running the William A. Irvin 5K and Grandma’s Marathon OR the Garry Bjorklund Half Marathon.

It’s time to challenge yourself.

Registration for the 2019 Half Great Grandmas’s Challenge and the Full Great Grandma’s Challenge opened on October 1, 2018 at 7:00 p.m. CST.


Challenge Limit: 500 for each challenge

Challenge participants are guaranteed entry into Grandma’s Marathon or the Garry Bjorklund Half Marathon and the William A. Irvin 5K.

Finishers of the 2019 Great Grandma’s Challenge will receive exclusive challenge swag!