Trail Running calendar near Leyden 2026-2027

We have found 104 Trailruns within 80 miles of Leyden. See below where and when you can find the races.

A classic 16-mile trail run on Connecticut's Nipmuck Trail, known for its technical terrain and old-school vibe. Organized by the Shenipsit Striders, the event supports local trail stewardship. Registration is capped and no race day signups..

April 2026

Course and Distance The Run Across CT 123 is a point-to-point ultramarathon that travels coast-to-coast across Connecticut, covering approximately 123 miles (200K). The route passes through 25 towns, starting in East Thompson and finishing..

Experience a USATF sanctioned 10 mile out and back trail run along the Merrimack River. Enjoy a community atmosphere with unique homemade prizes and support local trail maintenance efforts in Andover.

The Runamuck 50k returns to the hills of Vermont. This challenging 50K course starts and finishes at Saskadena Six, featuring 27 miles of rolling dirt roads. Be prepared for variable footing and classic New England spring weather.

Run a unique quarter marathon distance on the paved trails of West Hartford Reservoir. This chip timed 6.55 mile race features a two loop course with post race treats and age group awards.

A fast, point-to-point half marathon descending from Slingerlands to the Hudson River in Albany. The course features paved rail trails and offers amenities like live tracking, gear check, and a post-race celebration. A free shuttle bus mana..

The 11th Annual F.O.R 5k Trail Race takes runners through the scenic McDonald Nature Preserve in Wilbraham. This family-friendly trail run supports the local parks' maintenance fund.

The Traprock 50 features a rugged 50K and a 17K trail race on the rocky, rolling loops of Penwood State Park. It's a cupless event with chip timing, organized by volunteers to benefit local conservation groups. Runners should be prepared fo..

A trail race at Jericho Town Forest (Weston, MA) on April 25, 2026 offering 10K, half, marathon, and 50K options on a marked 10K loop, cupless aid station, strict cutoffs, and parking by volunteers.

The Grafton 15K is a spring trail race through the technical and muddy terrain of Grafton Lakes State Park. The 9.3-mile course features 900 feet of elevation gain, starting and finishing at the park's beach.

May 2026

A 12 mile out and back trail race on the Holyoke Ridge near Amherst MA featuring technical singletrack, over 3,500 feet of ascent, a 500 runner cap and a waitlist when full.

Celebrate National Truffle Day with a chocolate themed trail run at Giddings Park. This event features a three loop 5K for all ages and a kids fun run to support Franklin Elementary School programs.

Experience a trail run or walk through the campus of The Hartsbrook School in Hadley. Choose between a 5k or a 1 mile race on natural terrain while supporting local land stewardship and agricultural education programs.

Experience the original Spartan Trail Race through the steep climbs and winding trails of the Green Mountain National Forest. Choose from distances between 10 and 200 miles for a true endurance test in Pittsfield Vermont.

A technical trail race on the Wapack Trail in Ashburnham, MA on May 9, 2026, offering 21.5, 43 and 50 mile options over rocky single track and significant elevation. Registration is limited, manually timed, and nonrefundable.

A trail race on Winant Park Trails near downtown Concord with windy singletrack, switchbacks, and nordic type paths. Two distances are offered and proceeds benefit the Ralph Waldo Emerson School for Preschoolers; day of event entry is avail..

Experience the eighth annual Spring Fling 600 trail races at YMCA Camp Sloper. Choose between a 6 mile race or a 10 hour challenge to complete as many loops as possible on a scenic three mile course.

Join the community at the Pinkerton Academy 5K Astro Run in Derry New Hampshire for a scenic 5 km race held on the academy campus grounds.

Test your limits in Connecticut's original last person standing race on the rugged Ragged Mountain trails. Complete a 3.11-mile loop each hour until only one runner remains. A headlamp is required for the night, and all proceeds support loc..

The Free Spirit 50K is a scenic ultra on the dirt roads of Leyden, Massachusetts. The route passes historic farms, forests, and a vintage covered bridge, offering a classic New England countryside experience.