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Flatrock 101

Independence, United States • 27 Sep 2025

FlatRock 101 is a renowned trail ultra event held at Elk City Lake in Independence, Kansas, featuring distances of 50K, 25K, 12K, and 5K. As the oldest trail ultra in Kansas, it offers a challenging course that winds through scenic limestone bluffs and rock formations. Participants can also join the FlatRock Triple Crown series, which includes three races for those seeking an extra challenge. The event emphasizes community involvement, offering volunteer benefits and discounts for military personnel. With a focus on safety and respect, FlatRock 101 promises a memorable experience for all runners. Visit the organization's website for the most recent information.

United States Kansas Independence

Race information

Registration
50 km
50K
25 km
25K
12 km
12K
5 km
5K
Visit the organization's website for the most recent information.
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Flatrock 101

Independence

...

FlatRock 101 is a renowned trail running event held at Elk City Lake, Kansas, featuring multiple race distances: 101K, 50K, 25K, 12K, and 5K. As the oldest trail ultra in Kansas, it offers a unique experience through the scenic Elk River Hiking Trail, characterized by limestone bluffs and rocky terr..