Many On The Genny

Mount Morris, United States • 20 Jun 2026

Many On The Genny is a 45-mile trail ultramarathon held in Letchworth State Park, Castile, New York. The course features both sides of the park's famous gorge, offering runners a challenging mix of single track trails, fields, footbridges, and bridle paths. Participants experience stunning vistas and demanding climbs in a grassroots, community-oriented atmosphere. The race emphasizes self-sufficiency, with five fully stocked aid stations and one water stop spaced throughout the course, requiring runners to be prepared for long stretches of up to 8-9 miles between aid points. This event celebrates old-school ultra running in a scenic natural setting. Visit the organization's website for the most recent information.

Race information

45 mi
45 Miler
Visit the organization's website for the most recent information.
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