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Boulder Beast

Name: Boulder Beast
Start: 2025-09-20
End: 2025-09-20
Location: Lock Haven

Lock Haven, United States • 20 Sep 2025

The Boulder Beast is a challenging trail running event held annually in Lock Haven, Pennsylvania, on Bald Eagle Mountain. The main race covers approximately 24 miles with about 6,000 feet of vertical gain, featuring rugged terrain including the famous boulder field and trails such as Goat Path, Lightning Ridge, and Black Diamond. For those seeking a shorter challenge, a 25K option is available, still incorporating the boulder field and scenic Rote Overlook.

The race starts and finishes at the Castanea Township Fire Company picnic grounds, offering ample free parking and camping. The event includes a pre-race party and a post-race picnic, emphasizing a fun, community atmosphere. Strict cut-off times ensure runner safety on this demanding course. Visit the organization's website for the most recent information.

United States Pennsylvania Lock Haven

Race information

Website Registration

25 mi

25 Miler

25 km

25k

Visit the organization's website for the most recent information.

Trail runs nearby

Sat - Sun Aug 9-10

Eastern States 100

Waterville - 13 mi from Lock Haven

100 mi

The Eastern States 100 is a challenging 103-mile single-loop trail race held in the remote Pennsylvania Wilds region, circumnavigating the scenic Pine Creek watershed. The course features 20,000+ feet of elevation gain across rugged terrain, including portions of renowned trails like the Mid State T..

Saturday Aug 23

Hyner Half

Renovo - 20 mi from Lock Haven

7 km

14 mi

The Hyner Half is a challenging 14-mile trail race held at Hyner Run State Park in Pennsylvania's Sproul State Forest, part of the scenic PA Wilds. Featuring rugged single-track trails with approximately 3,000 feet of elevation gain, the course is designed for runners and speed-hikers only, with a s..

Saturday Aug 30

Dandelion 10k Trail Race

Mifflinburg - 25 mi from Lock Haven

5 km

10 km

The Dandelion Run is an entry-level trail race held at Camp Mt. Luther in Mifflinburg, Pennsylvania. Scheduled for August 30, 2025, it offers both 5K and 10K distances, with the 10K being a double loop of the 5K course.The trail is marked with mile indicators and includes one water stop. Electronic..

Saturday Sep 6

Smallfoot Trail Fest

Mifflinburg - 25 mi from Lock Haven

3 mi

The Smallfoot Trail Fest will take place in Mifflinburg on Saturday 6 September 2025. You can run 3 miles.

Sunday Sep 14

The Dam Half

Mifflinburg - 25 mi from Lock Haven

13 mi

The Dam Half is a challenging half marathon trail race held in the scenic forests of central Pennsylvania. Designed for both experienced runners and adventurous hikers, the course spans 13 miles and features a mix of single and double track trails, fire roads, and various natural obstacles such as r..

Sunday Oct 5

The Raven

Coburn - 18 mi from Lock Haven

13 mi

The Raven Half Marathon is a challenging trail race held in Central Pennsylvania's scenic Seven Mountains region, starting and finishing at Poe Valley State Park in Coburn, PA. The 2025 course features a mix of single and double track trails, a stream crossing, and stunning vistas, making it suitabl..