MO' Cowbell Half Marathon | Events

1,500 runners are expected to participate in the first MO' Cowbell Half Marathon, on Sunday, October 2.

A World Record in the Making - Organizers of the race have announced they will be attempting to set a new world record for the largest gathering of cowbells ringing at one time. (The current record is 1,023 people in Switzerland ringing 2,055 Swiss bells.)

The 13.1 mile MO' Cowbell Half Marathon begins at 8:30 am and will start and finish in Frontier Park along the historic St. Charles riverfront. The world record attempt will take place right before the race begins at 8:20am.