Trail Running calendar near Reading 2025-2026

The Slopeside Slumber Party is an exciting running event scheduled for August 16, 2025, at Roundtop Mountain Resort in Lewisberry, PA. Participants can choose between a challenging 3-hour race on a 1.5-mile loop with significant elevation gain and a fun kids' race. The main event offers runners the..

The Hellbender 5k & Half Marathon is an exciting running event scheduled for August 24, 2025, in Bear Gap, Pennsylvania. Participants can choose between a half marathon and a 5k race, both of which feature scenic out-and-back courses through the picturesque Weiser State Forest. The event aims to pro..

The 5K Run for Thorncroft is an exciting event scheduled for August 28, 2025, in Malvern, PA. Participants can choose from several activities, including a 5K Trail Run, a 5K Walk, and a One-Mile Move-As-You-Please. The event is designed to be inclusive, welcoming dogs to join in the fun. After the r..

The Smallfoot Trail Fest is an exciting event designed to encourage children aged 12 and under to engage in outdoor activities and experience trail running. Hosted by ReVibe Gear and the PA Trail Dogs, this free event features a 3-mile course with small hills and potential stream crossings, ensuring..

Trails 4 Tails is an exciting running event taking place at Codorus State Park in Hanover, PA, featuring a 40 Mile Ultra, a 40 Mile Relay, and a 25K+ race. The course consists of a scenic 5.72-mile loop that includes single track trails and beautiful shoreline views around Lake Marburg. Participants..

The 13th annual Blood, Sweat & Tears Run in Mount Gretna, PA, promises to be an exciting event featuring three scenic courses along the Lebanon Valley Rails to Trails. This timed event ensures safety with police support and volunteers. Participants can look forward to post-run festivities, including..

The Boulder Field 100 is a challenging running event taking place in Hickory Run State Park, Jim Thorpe, PA. Organized by Uberendurancesports, it features three race distances: a 100K ultra run, a 50K ultra run and mega hike, and an 18-mile run/hike. The course includes a rugged terrain with an esti..

The Mountain Lakes Trail Run & Walk is an annual event held at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ, benefiting the Friends of Princeton Open Space. Participants can choose between a 5K+ trail run and a 3K walk, featuring a mix of paved trails and natural terrain. The ev..

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..

The Run the Vineyards - White Horse 10K/5K is an annual running event taking place at White Horse Winery in Hammonton, NJ. Scheduled for September 14, 2025, the event features a scenic 10K and 5K race, along with a 1-mile walk. Participants can enjoy a flat course through vineyards and country roads..

The Cancer Warriors 5k is an annual running event dedicated to raising funds and awareness for cancer research. Scheduled for September 20, 2025, this event has successfully raised over $38,000 to support those affected by cancer. Participants can register as runners or "ghost runners," allowing ind..

Ultra Trail DE is an exciting 10-hour trail running challenge set in Wilmington, Delaware, featuring a scenic 6-mile loop with approximately 700 feet of elevation gain per lap. Participants can aim for specific ultra distance milestones or continue running for the entire duration. The course, locate..

The Bear Trail Half Marathon & 10K takes place at Lums Pond State Park in Bear, Delaware, featuring a scenic course that incorporates the Little Jersey and Swamp Forest trails. The event is designed for runners of all levels, offering a mix of single track and wide trails with relatively flat elevat..

The Conestoga Trail Run - 10 Tough Miles is a challenging trail race held in Holtwood, Pennsylvania, known for its rugged terrain and scenic views. Celebrating over 30 years, this event features a hilly course with rocky paths and stream crossings, making it suitable for experienced trail runners ag..

The Red Barn Challenge is an annual running event held at Marzella Farm in Lykens, PA, featuring 24-hour, 12-hour, and 6-hour races. This unique event takes place on a scenic one-mile loop, primarily on grass and mulch, with a total elevation gain of about 70 feet per mile. Participants can enjoy a..

The Run-a-Muck will take place in Newtown Square on Saturday 4 October 2025. You can run 5 kilometers.

Blackout is an exciting nighttime 10K trail running event taking place in Emmaus, PA, organized by The Running Kind. Set against the rugged backdrop of South Mountain, participants will navigate a challenging course featuring over 1000 feet of elevation gain. The event encourages runners to embrace..

The Blues Cruise is a 50K Trail Ultramarathon celebrating its 20th anniversary, set to take place around Blue Marsh Lake near Reading, PA. The course features a diverse terrain, including rolling hills and a notable climb, with a strict 9-hour time limit, making it accessible for newer trail runners..

The Lehigh Gap Nature Center 10K is an exciting trail running event taking place in Slatington, Pennsylvania. Celebrating its 14th year, the race features a newly designed loop course that showcases the stunning natural beauty of the Nature Center. Participants will experience a mix of flat and stee..

The Hainesport Endurance Run is a unique running event held at Hainesport Township Municipal Park, featuring multiple endurance challenges including 48-hour, 24-hour, 12-hour, and 100-mile races. Participants can run, walk, or crawl as many loops as possible on a certified flat paved path. The event..