Race Details:
- Location: Olathe, KS, USA
- Race Date: 04/24/2027
- Race Distances: Full Marathon, Half Marathon
What This Race Counts Toward:
Garmin Olathe Marathon Description
The Garmin Olathe Marathon, hosted at Garmin’s world headquarters just outside Kansas City, brings a “Land of Oz” theme to a Boston-qualifying, mostly-out-and-back course through the streets and trails of Olathe, Kansas each April. Rolling hills define the route, with the biggest elevation change coming around mile 15. Race weekend also includes a half marathon, 10K, and Munchkin Marathon for kids, with SmartPace pacers on hand to help runners of every level hit their goal time. It’s a welcoming, well-organized Midwest race with over two decades of history.
Always check the official race website for the most accurate and up-to-date race information and logistics.
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Garmin Olathe Marathon Additional Details:
The Land of Oz theme runs through every part of race weekend here, costumed volunteers staff themed aid stations, signage nods to characters from the story, and plenty of runners and spectators show up dressed the part, turning an ordinary Kansas road race into something closer to a costume party with a finish line. Aid stations keep water and Gatorade flowing throughout, with GU appearing at select stops for runners who plan their fueling around it. The commemorative medal has become something of a keepsake among regulars, paired with a tech shirt runners tend to actually wear again rather than shelve. Parking and packet pickup near Garmin’s headquarters keep logistics simple, letting the focus stay on the theme, the community turnout, and the genuinely enthusiastic crowd support along the rolling course.
Course Information
# of Finishers
Half Marathon: 1,200+
Marathon: 450 to 550
Elevation Details
Average Temperature
- Low: 46°F
- High: 64°F
Train Smarter for Race Day
A great race starts long before the starting line. Whether you’re chasing your first finish or hunting a new PR, a structured training plan takes the guesswork out of race prep — building your fitness, your confidence, and your mileage at the right pace for you.
Explore plans for every distance and experience level, from your first 5K to your next ultra.
Things to Do in Olathe, KS, USA
Make the most of race weekend — here’s how to fill the time before and after you cross the finish line.
Outdoors & Trails
Heritage Park
Landmark
Johnson County Historical Society Museum
Museums & History
Mahaffie Stagecoach Stop & Farm
Sports & Entertainment
Kansas City Automotive Museum
Scenic Drives & Viewpoints
Lake Olathe
Hotels & Lodging Near the Garmin Olathe Marathon
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