Sehgahunda Trail Marathon

Mount Morris, United States • 16-17 May 2026

Sehgahunda Trail Marathon, Marathon Relay & Vale of Three Falls

This two-day event at Letchworth State Park in Portageville, NY includes a trail marathon, relay options, three shorter races, and a multi-race 72 km challenge. Events are based at the park Parade Grounds and additional park locations; the trail marathon starts near the Visitor Center.

Event distances:

  • Trail Marathon (26.3 miles)
  • 2 Person Relay Team
  • 4 Person Relay Team
  • Lower Falls 5K
  • Middle Falls 10K
  • Upper Falls 15K
  • Sehgahunda 72 (72 kilometers over two days)

Amenities and race features are provided for all events. Post-race food and drinks are included. Each event receives its own event shirt; specific items listed include a solo marathon hoodie, relay long sleeve shirt, and Vale of Three Falls short sleeve shirt. Finisher medals are awarded for all races; the marathon day features a handmade arrowhead medal and the Sehgahunda 72 finishes with a handmade plaque. Aid stations are present on course: the marathon has eight stocked aid stations, and the Vale of Three Falls courses have 1, 3, and 5 stations for the 5K, 10K, and 15K respectively. Both days operate cup free aid stations and Sehgahunda marathon participants must carry personal hydration.

The event notes that registration acknowledges possible changes, virtual conversion, or cancellation by race directors and that refunds, transfers, or deferrals are not guaranteed. Insurance is available for solo events for an additional fee. Visit the organization's website for the most recent information.

Race information

72 km
Sehgahunda 72
Marathon
4 Person Relay Team
Marathon
2 Person Relay Team
Marathon
Trail Marathon
15 km
Upper Falls 15k
10 km
Middle Falls 10k
5 km
Lower Falls 5k
Visit the organization's website for the most recent information.
Trail runs nearby

A technical *20K* trail run through Hi Tor Wildlife Management Area near Naples, NY, with steep elevation changes, varied terrain and wildlife encounters; entry is limited to 200 runners and a clear refund schedule applies.

Medved Madness Trail Races at Mendon Ponds Park features a roughly 13-mile long course, a 5-mile short course, and a free Kids K, with courses set the day of the event and a post-race barbecue.

Three out and back distances set at Letchworth State Park on seasonal gravel and broken asphalt with scenic Genesee River views. Aid stations, event shirts, post race food and new finisher medals are provided.

Trail races at RMSC Cumming Nature Center in Naples NY on June 6, 2026 with 25k, 10k and a 3k fun run. The 25k is a single loop through nature center and neighboring wildlife lands with on course aid and a cup free policy.