Logo

O24 - Kirtland, OH

Willoughby, United States • 3-4 May 2025

The O24 is a 24-hour trail race held in Kirtland, Ohio, at the Lake Metroparks Chapin Forest Reservation. The event is suitable for both beginners and experienced ultra runners, offering a scenic course with a USATF-certified, IAU Bronze Label trail loop of approximately 1.002 miles. Participants can run any distance up to 24 hours, with live electronic chip timing and online results. Runners completing 100 miles or more earn a belt buckle, while all finishers receive race swag. The course features rolling terrain with limestone, dirt, and asphalt sections, providing a challenging yet beautiful environment for endurance running. Visit the organization's website for the most recent information.

United States Ohio Willoughby

Race information

Website Registration
24 hr
65 m+
24 Hours
Visit the organization's website for the most recent information.
Trail runs nearby

Fools Trail Race - Peninsula, OH

Peninsula - 28 mi from Willoughby

The Fools Trail Race, taking place on May 24, 2025, in Peninsula, OH, offers a unique running experience on the scenic trails of Camp Manatoc. Participants can choose from four events: a 2-hour, 4-hour, or 8-hour solo run, or an 8-hour relay for teams of four. The course features a 5k loop through l..

Buckeye Trail

Brecksville - 25 mi from Willoughby

The Buckeye Trail 50k, taking place on June 29, 2025, in Brecksville, Ohio, is a celebrated ultramarathon recognized as the oldest trail 50k in the state. Established in 1994, the event began as an informal birthday run and has grown significantly in popularity. The course features an out-and-back r..

Down & Dirty 10 Mile

Peninsula - 28 mi from Willoughby

The Down & Dirty 5 Mile & 10 Mile event takes place in the scenic Cuyahoga Valley National Park, specifically at the Oak Hill Trail Head in Peninsula, Ohio. Participants can choose between a 5-mile or a 10-mile trail run, both featuring diverse terrain that includes fast descents and challenging cli..

Hell on Hogsback

Edgewater - 21 mi from Willoughby

Hell on Hogsback is an endurance challenge held in Cleveland, Ohio, designed to test both physical and mental strength. Participants tackle a 0.75-mile out-and-back course with significant elevation changes, aiming to complete as many laps as possible within their chosen time frame. The event featur..

Flusslauf Trail Run & Hike

Bedford - 18 mi from Willoughby

The Flusslauf Trail Run & Hike is an exciting outdoor event taking place at Bedford Reservation in Walton Hills, OH. Participants can choose to run, ruck, or hike a 12km (7-mile) course that includes a thrilling river crossing. The event features a festive atmosphere with a Biergarten for post-race..

Leave No Trace Trail Half Marathon

Peninsula - 28 mi from Willoughby

The Leave No Trace Trail Half Marathon, along with the Minnehaha 15k and 5k, is set to take place at Camp Manatoc in Peninsula, Ohio. This event offers participants a unique opportunity to explore private trails typically closed to the public. The challenging course features scenic views, including..