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Think Big Trail Challenge

South Williamsport, United States • 5 Oct 2025

The Think Big Trail Challenge, held in South Williamsport, Pennsylvania, offers 5K and 10K trail runs through scenic and historic terrain at the Williamsport Water Authority. The courses feature a mix of smooth singletrack, rugged climbs, and flowing descents, with highlights including the challenging Powcawanci Trail and the picturesque Bluebird Trail. The 10K extends beyond the 5K route, adding a steep ascent to a stunning vista. Runners enjoy natural beauty, rolling terrain, and historic sites, with an aid station at Green Bridge. Proceeds support the Think Big Pediatric Cancer Fund, making the event a meaningful community experience focused on resilience and giving back. Visit the organization's website for the most recent information.

United States Pennsylvania South Williamsport

Race information

Registration Facebook
10 km
10k
5 km
Visit the organization's website for the most recent information.
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