May 10K logo

May 10K

Run a 10k and shoot for a new PR.

Challenge Ended: May 31, 2017
Race a 10k whenever and wherever you like in May to complete this Challenge. Skip the registration fees and pre-dawn wake up. Don't skip the chance to push yourself and set a new 10k PR. Just pick a safe stretch of road (or trail), choose a route that is at least 10 kilometers long, and let it rip.
  • 164,354
  • 1,705,632
    Total Kilometers Run