Garmin Olathe Marathon, Half Marathon and 10K in the land of Oz
Updated
Saturday, April 24, 2027, first start 6:45 AM, in Olathe (Garmin International, Inc.). Distances: 1.2 miles, 10K, Half marathon, Marathon. Entry from $25 to $95.
Course and race notes
Join us for a marathon, half marathon, 10k, or munchkin run through the beautiful streets and trails of Olathe.
This year marks the 24th anniversary of the event, which began in 2003 as the Olathe Marathon, and is now hosted by Garmin at their world headquarters.
In the organizer's words, from the race's own listing.
Race details
Date
Saturday, April 24
2027 · in 168 days
Start time
6:45 AM
Earliest wave
Course
Trail
Dirt or single-track on at least part of the course
Distances
1.2 miles10KHalf marathonMarathon
Price
$25 to $95
Plus the platform's processing fee
No price increase published
Registration
Open
Online signup closes Fri Apr 23 (in 167 days)
Opened Aug 31, 2026
Race day in Olathe
Weather
67° / 47°F
Typical high and low for April 24, with a 38% chance of rain.
NOAA 1991–2020 climate normals, Olathe Johnson Co Exec Airport, KS (2.6 mi away). Averages, not a forecast; a forecast appears here a week out.
Daylight
6:31 AM – 8:03 PM
Sunrise and sunset on Saturday. The first start is 14 minutes after sunrise.
Calculated for the race location.
Plan your trip
For the night before, Fri Apr 23
Where to stay
See all places to stay near Olathe, KS ↗
Prices checked November 4, 2026 and can change. Confirm on the booking site before you book. We may earn a commission at no cost to you.
Getting there
- MCIKansas City International Airport32 miFlights arriving Apr 23 into MCI ↗
Prices checked November 4, 2026 and can change. Confirm on the booking site before you book. We may earn a commission at no cost to you.
Airports from OurAirports, straight-line distance. Flights open on Google Flights.
Trip cost
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Total $0
Race entry starts at the lowest listed price, before the platform's fee.