Oak Tree Half Marathon
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Oak Tree Half Marathon & 5K Run/Walk
The Oak Tree Half Marathon & 5K Run/Walk is held annually on the Sunday of Labor Day weekend in historic Geneseo, New York. The 2026 event occurs on September 6, 2026 and includes the following distances:
- Half Marathon
- 5K Run/Walk
The event is based at 4050 Avon Road, Geneseo, NY 14454. The Oak Tree 5K will serve as the 2026 USATF Niagara Open and Masters 5km Championships and the race is included in the 2026 USATF Niagara Runner Of The Year Series and Team Grand Prix Series.
Race proceeds support local land conservation. One hundred percent of race proceeds continue to support local conservation each year. The Genesee Valley Conservancy works in the Genesee River watershed to protect habitat, open space, and farmland. Its nature preserves provide free access to hiking trails for education and recreation, and conservation easements on private lands help protect natural resources for the community and for future generations. Visit the organization's website for the most recent information.
