Sehgahunda Trail Marathon

MAY
16-17
2026
Run Letchworth State Park's dramatic gorge at the Sehgahunda weekend, with distances from 5K and relays to a two day 72K. Cup free aid stations, post race food, event shirts and unique finisher items await.
16-17 May 2026
72 kilometers 26 miles 15 kilometers 10 kilometers 5 kilometers

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Event overview

The Sehgahunda Trail Marathon, Marathon Relay and Vale of Three Falls take place May 16-17, 2026 in Portageville, NY at Letchworth State Park (293 Portageville Rd). The weekend includes multiple distance options over two days, with post-race food and drinks and event shirts. The Sehgahunda 72 option spans both days and covers 72 kilometers. Race guidelines and course cutoff information are provided to participants before the event. Both days use cup-free aid stations.

Distances

  • Trail Marathon - 26.3 miles
  • 2-Person Relay
  • 4-Person Relay
  • Sehgahunda 72 - 72 kilometers
  • Lower Falls 5K
  • Middle Falls 10K
  • Upper Falls 15K

Course and logistics

The Trail Marathon follows trails inside Letchworth State Park and includes eight stocked aid stations and a handmade arrowhead finisher medal. Sehgahunda 26.3 participants are required to carry personal hydration on course. Vale of Three Falls races are out-and-back courses on a seasonal gravel service road along East Parade Grounds Road; surfaces include stone, gravel, or broken asphalt and the routes are hilly with scenic overlooks of the Genesee River. Aid station counts for Vale of Three Falls are specified by distance: 5K one station, 10K three stations, 15K five stations. Race swag varies by entry: solo hoodie for the 26.3, relay long sleeve shirt, short sleeve shirts for Vale of Three Falls, and a finisher plaque for Sehgahunda 72. Visit the organization's website for the most recent information.