Ready to race? Register directly on the official race website — opens in a new tab.
Register →Save this race to your wishlist, set a registration reminder, and build a full training plan on Trehko.
Garmin Olathe Marathon, Half Marathon and 10K in the land of Oz is a half marathon running event held in Olathe, KS on Apr 24, 2027. It is a Boston Marathon qualifier. The course has a trail profile.
Trehko tracks registration status, entry fees, and deadlines for Garmin Olathe Marathon, Half Marathon and 10K in the land of Oz and thousands of other endurance races. Use the app to set a registration reminder and build a training plan tailored to race day.
Browse by discipline: