Glen Iris 10K Trail Run

Castile, United States • 7 Sep 2025

The Glen Iris 5K & 10K Trail Run is set to take place at Letchworth State Park, known as the "Grand Canyon of the East," on September 7, 2025. Participants will enjoy scenic woodland trails along the Genesee River Gorge, with both distances starting and finishing near the Trout Pond. The event supports the Castile Volunteer Fire Department, and all runners will receive custom finisher medals. Registration is available online until September 5, 2025, with a post-race celebration featuring food and drinks. Awards will be given to top finishers in various age groups, making it a festive and competitive event for all. Visit the organization's website for the most recent information.

Race information

10 km
10k Trail Run
5 km
5k Trail Run
Visit the organization's website for the most recent information.
Trail runs nearby

The Sehgahunda Trail Marathon, Marathon Relay, and Vale of Three Falls is a running event taking place at Letchworth State Park in Portageville, NY, from May 17 to May 18, 2025. Participants can choose from various events, including a 26.3-mile trail marathon, 2-person and 4-person relay teams, and..

The Vale of Three Falls event offers 5K, 10K, and 15K races held at Letchworth State Park on May 18, 2025. The courses are scenic out-and-back routes along gravel and hilly terrain, featuring stunning views of the Genesee River and the park’s historic landscape. Runners can enjoy post-race food, eve..

Many On The Genny is a challenging 45-mile trail ultra marathon set in the scenic Letchworth State Park, known for its stunning gorge views. Participants will navigate a variety of terrains, including single tracks, fields, and bridle paths, while experiencing significant elevation changes. This gra..

The Swain Mountain Race is an exciting mountain and trail running event taking place in Swain, NY. Covering approximately 6.5 miles with nearly 2,500 feet of elevation gain, participants will face steep climbs and descents, making it a challenging yet rewarding experience. The race features two loop..

The Broken Cabin 10k is an exciting inaugural running event set to take place in Batavia, NY, featuring a scenic privately owned trail system. Designed for runners of all skill levels, the event aims to create a fun and welcoming atmosphere, reminiscent of a backyard race. Participants can look forw..

Rob's Trail Fest is an exciting trail running event taking place in Hemlock, NY, featuring three race distances: a marathon, a 15K, and a 5K. Scheduled for October, the event showcases the stunning fall foliage, making it a picturesque backdrop for participants. The marathon includes two challenging..