Boulder Beast

Lock Haven, United States • 19 Sep 2026

Boulder Beast - Lock Haven, PA

Boulder Beast is a trail event based at the Castanea Township Fire Company picnic grounds in Lock Haven, PA (859 Lower Creek Rd). The course includes a notable boulder field and passes the Rote Overlook.

The route follows named trails including Goat Path, Lightning Ridge, Gut Check, Black Diamond, Crossover, Fleming Way, Chestnut Flats and the Gorge Trail. Camping and parking are available on site with no reservations required.

Distances offered:

  • 25K
  • 25 miler

Logistics note: a pre-race party and bag pick-up occur Friday from 4:00 to 8:00 PM. A post-race picnic with food and beverage is provided at the finish area.

Registration opens December 16 at 7:00 PM EST via ultrasignup, and the event is limited to the first 600 runners or the September 1 registration deadline. Entry fees are listed as $80.00 for the 25K and $90.00 for the 25 miler. The event policy disallows refunds, bib switches, deferments, selling of bibs, and unregistered participants.

The event enforces strict cut-off times at specified aid stations to ensure runner and volunteer safety. Examples include the bottom of the boulder field at mile 6.5 (10:30 AM), Boy Scout aid station at mile 8 (11:00 AM for 25 milers, 1:00 PM for 25K), Zindel Park at mile 11 (12:30 PM), Vets+ at mile 16 (3:00 PM) and Leadership CC at mile 21 (5:00 PM). For the 25K course additional cut-offs apply, including a final Leadership CC aid station at mile 12 (5:00 PM). Visit the organization's website for the most recent information.

Race information

24 mi
24 Miler
25 km
25k
Visit the organization's website for the most recent information.
Trail runs nearby

A nighttime trail race at Camp Mount Luther in Mifflinburg offering a 5K loop or a 10K double loop on the Dandelion trail run in reverse. Runners should bring their own light; the course will be marked with glow sticks and reflective arrows..

A 20th annual trail event in Hyner, PA offering **25K** and **50K** courses with multiple major climbs, single-track trails, vistas and stream crossings; 50K is part of the Rocksylvania Trail Series.

A women's running weekend near Lock Haven, PA covering 50+ miles and about 9,100 feet of gain with guided group runs, lodge accommodation, meals, and transportation included.

A multi-distance trail event in Lock Haven PA ranging from an 86 mile technical ultra to 10K run or ruck options, held on remote singletrack with night running, aid stations, drop bags, and specific ruck weight rules.