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Hill to Hollow 100km

Tully, United States • 20 Sep 2025

Hill to Hollow 100km is the inaugural trail race in central New York, crossing four counties with start and finish in Morgan Hill State Forest near Tully. The ~63.7-mile course climbs about 10,286 feet and traces the Onondaga Trail and the North Country Trail east to Highland Forest, then winds via the Link and Finger Lakes trails back to Morgan Hill. It features misty ponds, overlooks, and a highest-point-of-Onondaga-County section on single-track mountain-bike trails. A 100km relay option is offered. The race is described as a rugged, self-sufficient, navigation-focused event, Trail Sisters approved and UTMB Index, with seven aid stations and limited cell coverage. Visit the organization's website for the most recent information.

United States New York Tully

Race information

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100 km
100km
100 km
100km Relay
Visit the organization's website for the most recent information.
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UTMB Index