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Race Date:
April 18, 2020

18th year
on the
18th of April

The 18th Annual Garmin Marathon will be hosted on April 18, 2020 in Olathe, Kansas at the Garmin World Headquarters located at 1200 E 151st St, Olathe, KS 66062.

Join us for a marathon, half marathon, 10k or family run through the beautiful streets and trails of Olathe. 2020 marks the 18th anniversary of the event, which began in 2003 as the Olathe Marathon. The city of Olathe is just 20 minutes southwest of downtown Kansas City, located in Johnson County, Kansas. Come experience our Midwest charm in the Land of Oz.


This many days to 2020's race!




Ball Conference Center Thursday April 11 & Friday, April 12, 2018
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The Olathe Marathon started in 2003. In 2011 it was re-branded to the Oz Marathon.
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Here’s where you’ll find where to eat, sleep and play in Olathe.
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Results and Photos

See Past results, course records and great action shots.
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Gear Up

From simple GPS watches to advanced running watches that monitor your training load and VO2 max, Garmin has the gear to guide your training. Find the running partner that fits.

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Timing services provided by Ultramax Sports