Garmin Olathe Marathon, Half Marathon and 10K in the land of Oz
Typically 48–67°F · some rain risk
See last 10 years
On this date: rain 2 of the last 10 years
2026
52–69°F
dry
2025
56–75°F
dry
2024
47–72°F
dry
2023
41–64°F
dry
2022
51–67°F
rain
2021
49–64°F
dry
2020
51–63°F
rain
2019
50–65°F
dry
2018
43–74°F
dry
2017
49–72°F
dry
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About this race
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. 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!
Course map
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