Beidleheimer Sidewinder

Boalsburg, United States • 3 May 2025

The Beidleheimer Sidewinder is a scenic trail race held at Whipple Dam State Park in Boalsburg, Pennsylvania. Participants can choose between a 10K or a new 20K distance, both following Leg #4 of the Tussey Mountainback 50 Mile Relay and Ultramarathon course. The race features rolling terrain on unpaved forest roads within Rothrock State Forest, with water stations at miles 3, 6.2, and 9.

The 20K course includes a challenging 1.6-mile hill. The event offers timing, water, and random prizes, with age and gender-adjusted scoring. It supports the Jana Marie Foundation as its 2025 beneficiary. Visit the organization's website for the most recent information.

Race information

20 km
20k
10 km
10k
Visit the organization's website for the most recent information.
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