Slopeside Slumber Party

The Slopeside Slumber Party is a nighttime trail running event held at Roundtop Mountain Resort in Lewisberry, PA, on August 16, 2025. Participants can choose between a main race, offering three hours to complete as many loops as they can on a challenging 1.5-mile course with 600 feet of elevation gain, or a kids' race featuring a fun, hilly mile course. The course includes a steep climb and descent, with lighting to aid runners.

Registration includes swag, aid stations, and amenities like bathrooms and food vendors. The event also offers free camping and is part of the York Ridge Runners Trail Series, emphasizing fun, community, and outdoor adventure. Visit the organization's website for the most recent information.