Trail Running Calendar United States 2026-2027

Trail races of approximately 4, 9.5 and 13 miles at Paul Douglas Forest Preserve on August 23, 2026. Part of the Dick Pond Athletics Darn Tough Trail Race Series with awards, raffle prizes, and proceeds benefiting Chicago Area Mountain Bike..

A 5K obstacle mud run at North Carolina Motorsports Park on August 23, 2026, Muddy Princess offers Standard, VIP, and Volunteer options and supports the National Breast Cancer Foundation with on-course mud obstacles and finishers items.

A trail event at Granite Beach on August 23, 2026 offering 5K and 10K courses for runners and their dogs, with finisher medals and dog bandanas; aid stations provide drinks and gels and dogs have their own water.

Out and back trail races at the Route 54 parking area in Weiser State Forest, featuring a 13.1 mile half marathon and a 3.1 mile 5K along reservoir lakes. Field limited to 300 entrants and proceeds support watershed conservation.

A 5K cross country race at Waters Farm in Sutton Massachusetts that opens the USATF New England XC Grand Prix series. Separate men's and women's open races, on site registration, and a post race awards ceremony.

Experience an engaging 8 mile trail race through the winding singletrack of Fredericksburg. Navigate rolling hills and punchy climbs in this focused event supported by the local running community.

On August 23, 2026 Raptor Ridge stages a 6.5 mile trail race at Westmoreland Sanctuary in Mount Kisco, New York. The event starts and finishes at the Fox Lane High School campus, dogs are not allowed and non perishable food donations are co..

The Black Diamond Express Trail Races on August 23, 2026 run on the Lehigh Valley Trail in Mendon, NY, offering a 5K and a USATF certified half marathon. The event is organized by the Mendon Foundation with Monroe County Parks.

A two loop 4.15 mile cross country race on the fire roads of the UC Santa Cruz campus, starting and finishing at the meadow above the fire station and included in the Pacific Association USATF Grand Prix series.

East Lansing event on August 23, 2026 with a timed 5k on mostly grass trails and an untimed 1 mile fun run for kids. Hosted by the East Lansing Educational Foundation; registration fees apply.

OakRunner Trail Run features 5K and 10K mountain trail courses at Oak Mountain in Speculator, NY. The route runs on wooded, uneven trails with climbs and descents and a portion of proceeds benefits the Oak Mountain Race Team.

Two 5K cross country races at The Course in Spokane Valley on August 23, 2026, organized by the Bloomsday Road Runners Club. Entry fees, youth pricing, awards for top finishers, and a 1970s style headband for all finishers.

A self-timed 5 miles on a packed rail trail in Darlington, Maryland, held as part of the Harford County Running Club Dog Days of Summer Series. The course is stroller friendly with parking at Fisherman's Log and free registration.

A point-to-point mountain ultramarathon near Logan, Utah covering an official route of 215 miles with about 40,000 feet of climbing, mostly on single-track and forest roads. The event is postponed and a new date has not been set.

Experience a fast and flat 12k trail race through the scenic Valley Trails of Lory State Park. Enjoy a low key atmosphere followed by pizza, beverages, and a vintage race shirt in Bellvue.

A weekly trail race series in Williston, VT offering 5 km and 2.5 km options with adult and youth categories, bib pickup and on-course water refill. Events run rain or shine and follow a posted thunder and cancellation policy.

A 5k trail run at Red Rock Wilderness near Silverado, CA featuring fire roads and single track, 300 feet of climbing, one aid station, a cupless policy, and no pets allowed.

A cross-country 5K and 10K at Talon Winery in Lexington with finisher awards and a wine drink ticket; under-21 participants receive the award but not the wine. The event includes wine sales, live music, and an after-party in the tasting roo..

Three day mountain running weekend at Skeetawk Ski Area featuring uphill, ridge, and technical trail courses including a 12K loop and a 37K Skyrunning route with about 11,500 ft of vertical gain. Youth and vertical kilometer events are also..

RunPA Trail Jamboree at Camp Mack features a night trail race, chip timed endurance loop races and free kids runs, with on-site camping, an aid station and awards for overall finishers.