Flatrock 101

FlatRock 101 is a renowned trail ultramarathon held near Elk City Lake in Independence, Kansas, featuring distances of 101K, 50K, 25K, 12K, and 5K. As Kansas's oldest trail ultra, it offers a challenging double out-and-back course along the scenic Elk River Hiking Trail, characterized by limestone bluffs, rock formations, and mostly single-track, rocky terrain without long hills. The event includes multiple aid stations stocked with water, electrolytes, and snacks.

It is part of the FlatRock Triple Crown Series, rewarding runners who complete all three races in the series. The race fosters a supportive atmosphere with pre-race dinners and volunteer benefits, emphasizing safety and respect. Visit the organization's website for the most recent information.