Trail Running Calendar United States 2026-2027

A Scottish Highlander themed obstacle race in Pingree Grove, Illinois featuring 3K family, 5K and 15K heats with 20 to 30 obstacles, plus a torch lit night race and a haunted 5K. Spectator fee on-site is $10 and parking is free.

Terrain Race in Dallas Fort Worth on August 15, 2026 is a mud and obstacle 5K at Village Creek Motocross Park with a pre-race festival, packet pickup, and a finish line festival featuring food and sponsor activations.

Test your endurance at the Tuff Enuff Trail Run in Woodway Activity Park. Part of the Huaco Cuatro Series, this event offers scenic 5K and 10K courses alongside a flexible virtual option for all participants.

A multi-distance trail race festival in the Olympic National Forest near Quilcene, WA offering 100K, 50K, 25K, 10K and ruck divisions with significant elevation, mostly single-track courses, staffed aid stations and on-site camping.

A community potluck and trail run in Tolland, CT on August 15, 2026. Participants run 5K loops during an eight hour period, earn raffle tickets per loop, and receive a 50th anniversary gift after completing a loop.

Mountain trail races in Cloudcroft New Mexico offering a 53K plus 9.5 mile 4.75 mile and a 1 mile Kid's Dash on the historic Rim Trail with aid stations chip timing and finisher shirts and medals.

A 50 mile backcountry loop through Upper Logan Canyon that begins and ends at Beaver Mountain Ski Area. Hydration requirements apply, a flexible start time is offered, and camping options are available near the venue.

A trail event in Midland City Forest featuring a 10K, 5K and 1 mile walk that benefits local animal shelters. Chip timing, leash-required dog participation, a mid-course water station, and post-race refreshments.

Trail runs of 3.5 miles and 7 miles at Seven Lakes State Park with chip timing, shirts, medals and age-group awards; a virtual 5K option includes shipped race items and a finisher medal.

An evening running event at Chambers Bay in University Place, Washington offering 5k, 10k and half marathon distances on a paved loop with varied terrain, aid stations, race-day packet pick-up, and event swag.

Trail running at Southwestway Park on August 15, 2026 with 5K and 15K mapped courses, river views, official awards, and a free kids run.

A multi-distance race at Boulder Reservoir, Colorado, featuring a mostly dirt and trail course with about 200 feet of elevation gain and views of the reservoir and the Rocky Mountains.

The Muddy Dash - Philadelphia, PA will take place in Logan Township on Saturday 15 August 2026.

Trail ultras from Roxborough State Park to Sharptail Trailhead featuring sustained climbs, technical singletrack, and a long runnable finish, with full aid support and an emphasis on land stewardship.

A summer ultra in Lockport, NY with 25, 50 and 100 mile options along the Erie Canal towpath. Crewed aid stations provide food and fluids on the out and back course, and a Double Beast Buckle is available for dual 100 mile finishers.

Trail races in Fahnestock State Park near Cold Spring, NY on August 15, 2026, offering 50K, 25K and a 5.5-mile option across mixed dirt roads and single track. On-course aid and post-race meal included; proceeds support park conservation.

An endurance festival on a 3.65 mile loop around Tellico Lake offering 24, 12, 6, 3 hour races and a 6 hour ruck division. Finisher awards are given and a $500 prize is offered for breaking the 24 hour course record.

Two day trail weekend at Angel Fire Resort featuring a 5.2 mile ascent with lift return and a 10.4 mile up and down race. Singletrack climbs about 2,000 feet to the summit with marked course and resort lodging options.

Experience a technical mountain race in Palmer featuring a 5000 foot vertical gain over 8 miles. Navigate steep ridges and alpine tundra from Government Peak to the historic Independence Mine in this point to point Alaskan challenge.

A 10 km trail race at Battelle Darby Creek Metro Park through prairies, fields and riparian forest. ORRRC members run free while non-members pay a modest fee; check-in with a timing chip is required and service dogs only are permitted.