Green Monster Trail Challenge

Wellsboro, United States • 12 Oct 2025

The Green Monster Trail Challenge is an exciting outdoor event held in Wellsboro, PA, featuring three trail distances: 15K, 25K, and 50K. Designed for both runners and hikers of all ages, this challenge showcases the stunning landscapes of the Tioga State Forest. Participants can expect a well-organized race with maintained aid stations, post-race lunch, music, and entertainment. The event emphasizes community spirit and encourages early registration due to limited capacity. With a focus on adventure and fitness, the Green Monster Trail Challenge promises a memorable experience for all outdoor enthusiasts. Visit the organization's website for the most recent information.

Race information

50 km
7800 m+
50k
25 km
4000 m+
25k
15 km
1700 m+
15k
Visit the organization's website for the most recent information.
Trail runs nearby

The Hills Creek Endurance Challenge is an exciting running event taking place at Hills Creek Lake in Wellsboro, PA, featuring a 3-mile loop primarily on single track trails. Participants can choose from 3-hour, 6-hour, or 12-hour options, with a new 12-hour relay format introduced for 2025, allowing..

The Chief Wetona Challenges is a family-friendly running event featuring two course options: a four-mile and a seven-mile race, set in the scenic Mt. Pisgah State Park. The race emphasizes inclusivity, allowing children under 12 to participate for free and offering a discounted rate for teens.Partic..

The Slate Run Trail Race, scheduled for June 7, 2025, offers a challenging 25K and Half Marathon through the scenic Tiadaghton State Forest in Slate Run, PA. Participants will navigate technical single tracks, streams, and breathtaking vistas, with both race distances sharing the first 9 miles of th..

Rise & Run Ultra is an exciting mountain running event taking place in the stunning Pennsylvania Grand Canyon. Participants can choose between two distances: a challenging 50k and a new 25k option. The race features a pre-dawn start, encouraging runners to embrace the early morning adventure on the..

The Rise & Run 50k is an exciting running event taking place in Wellsboro, PA, featuring an out-and-back course on the scenic West Rim Trail. This race invites participants to challenge themselves in a beautiful natural setting, making it a perfect opportunity for both seasoned runners and newcomers..

The Kanyon Kids Trail Run is a free event designed for children aged 12 and under, promoting fun and community engagement through trail running. Organized by the Tyoga Running Club, the event features a challenging 5K loop with over 750 feet of elevation gain, including two small stream crossings. P..