Trail Running calendar near Slatington 2025-2026

Run the scenic cross country trails at Crystal Lake Outdoor Center's 10th Annual Trail Race on May 9. Choose a 5k or 25k and help support trail maintenance and center operations as proceeds benefit the nonprofit.

Run the Dirty German Endurance Fest in Philadelphia on May 9, a figure 8 ultra through shaded Pennypack Park with 25K, 50K and 50 mile options. Enjoy creekside trails, live accordion music at finish plus German prizes and finisher swag.

Tackle rugged trails and big climbs at the Miller Mountain Trail Challenge in Tunkhannock, PA. Choose from a challenging 25k or a shorter 5 mile course and soak in scenic mountain views while testing your trail legs.

Run a looped, lit course at the Sussex County Fairgrounds during a weeklong festival offering distances from marathon and 50K to multi hour timed events. Enjoy aid stations, camping and showers plus a live lap display and buckle awards.

Trails To the Sky at Voorhees State Park features a scenic, looped 50k UTMB Index race and a rolling 10k. Expect big climbs, aid stations, on course support and custom medals for all finishers.

C'mon Armageddon brings technical trail running to Norvin Green Park in West Milford, NJ with 50K, 10 mile and 5 mile routes through boulder fields, river crossings and steep climbs. Expect rugged singletrack and a raw mountain challenge.

Challenge yourself at the Worlds End Ultramarathon in Forksville, PA, with 100k and 50k single loop trails through Worlds End State Park and Loyalsock forest. Rugged technical terrain, big climbs, waterfalls and sweeping overlooks make for..

Run a half or full marathon along the shaded Pennypack Creek bike path in Philadelphia, mostly flat with a few rolling hills. Finish at Ed Kelly Amphitheater with German themed festivities, a pop up beer garden, bratwurst and a finisher med..

Tackle the Poconos Trail Experience 10K at Blue Mountain Ski Area on Jul 12, 2026, with hilly singletrack that rewards grit and speed. Stay for a weekend of Spartan obstacle course races and community vibes, with discounts for service membe..

Join The Squatchy Surprise at South Mountain Reservation for a timed trail party with 3, 6 or 12 hour options. Draw loops, earn a handcrafted wood medal and squatch finisher item, and support Bigger Than The Trail's mental health work.

Loop the scenic 3.75 mile paved course at Cooper River Park in Pennsauken NJ with lakeside views and the Philadelphia skyline. Choose 12 hour or 24 hour solo and relay races, a 100 mile plus challenge, or the Glow Up Night Loop.

Tackle technical trails at Stokes State Forest with options from a 5K to a challenging 17 mile loop, plus ruck divisions for 10K. Finishers earn a handcrafted wooden medal and unique swag.

Explore rugged single track through old growth forest at the Salt Springs Trail Races on August 29, 2026 in Montrose PA. Choose 5K, 10K or a demanding 50K five loop course with steep climbs and technical descents while supporting the park.

Tackle Camptown Races on Saturday, September 12, 2026, featuring a scenic 10k, new 5k, and a fun 10k relay. The mixed road and technical trail course includes roots, rocks, and a creek crossing for a challenging, adventurous run.

Three days of trail racing and community at Wawayanda State Park, with distances from 100 mile to a kids mile. Friday panels and a trail film, free camping, and a partnership with Bigger Than The Trail supporting mental health.

Run the Kettle Cooker Five & Dime Trail Race in early October at Glenroy Preserve in Nottingham PA. Choose 5 mile, 10 mile or 25K loops over hilly trails and creek crossings, with chip timing, aid stations, a soft tee and after race food an..

Take on the Hainesport Endurance Run with 12, 24, 48 hour and 100 mile options on a flat certified loop. Full aid station, dedicated crew space, and a portion of entries benefits Hainesport Township.

The The 24 Hour Relay Fundraiser for Holy Cross Prep Cross Country will take place in Delran on Saturday 1 January 2028. You can run 24 kilometers.