Lehigh Gap Nature Center 10k

The Boulder Field 100 is a challenging trail running event held at Hickory Run State Park in Jim Thorpe, Pennsylvania. It offers three distances: 100K, 50K, and an 18-mile run/hike. The course features a figure-8 shaped 50K loop, with 100K participants running the loop twice.Runners encounter about..

Blackout in Emmaus, PA, is a rugged nighttime trail running event hosted by The Running Kind. The main race is a challenging 10K course on South Mountain, featuring over 1000 feet of vertical gain through technical, mountainous terrain. Participants can choose to run the "Lights On" edition starting..

The Blues Cruise is a 50K trail ultramarathon held near Reading, Pennsylvania, celebrating its 20th anniversary in 2025. The scenic 31-mile loop circles Blue Marsh Lake, featuring varied terrain including fields, rolling hills, single track, and less than half a mile of public road. The course inclu..

The Long Run - Fall Back is a trail running event held at Jacobsburg State Park in Wind Gap, Pennsylvania. Participants can choose from a 5-mile loop, a 3-hour, or a 6-hour timed event, running a course featuring approximately 450 feet of elevation change on a mix of single track and gravel trails...

Naked Nick is a trail running event held in Leesport, Pennsylvania, featuring 25K and 50K distances around Blue Marsh Lake. The course is primarily single-track trails (80%) with some gravel roads (20%), forming a lollipop-shaped route with a 5.5-mile out-and-back and a 4.5-mile loop. The terrain is..

The Naked Bavarian is an affordable ultra trail running event held at Blue Marsh Lake in Leesport, Pennsylvania. Offering 20- and 40-mile distances, the course features a lollipop loop with mostly runnable single-track trails (80%) and some gravel roads (20%), with elevation gains of approximately 2..