Trail Running Calendar United States 2026-2027

Run the scenic Birdland 5K trail race through Montpelier's North Branch Park. The course features rolling singletrack, forested hills, and babbling brooks. It's a cupless race with category prizes and is part of a local race series.

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

Join the community for The Big Run Roanoke on June 3, 2026. Run a timed 5K on the Tinker Greenway or bring the kids for a free fun run at Fallon Park. The event benefits the local non-profit Smiles4Tab.

A multi day endurance series at Mohawk Mountain in Connecticut offering solo and team trail events from 15 to 152+ miles with timed formats up to 84 hours. Tenting, support stations, and personalized bibs and medals are provided.

Looped trail races on the Jericho Horse Trail in Francis Marion National Forest offering distances from 10k to 100 miles. The course is flat, can be hot in June, and features three aid stations, primitive camping, and night running rules.

A trail event at Morgan Monroe State Forest offering a 100 km race and a 20 mile loop with generous time limits and aid station support. Virtual entries are allowed between May 1 and June 7 with GPS submission and mailed finisher swag.

A two day trail ultramarathon near Pocatello, Idaho offering four distances from 23 miles to 100 miles with substantial mountain ascent. The event highlights environmental stewardship and reserves at least half of entries for women, femme a..

The Howlin' Trails 10K at Wolf Creek will take place in Fayetteville on Friday 5 June 2026. You can run between 5 and 10 kilometers.

A point-to-point ultramarathon on the New England Trail offering 112-mile and 50-mile options to Guilford. Entrants must make a donation to the Connecticut Forest and Parks Association and arrange their own crew and navigation.

Trail ultras on the Virginia Creeper Trail offering a 50 mile, a 55K, and a 25K Pepsi Challenge with crushed gravel surfaces, aid stations, crew access points, cupless racing rules, and USATF certification for the 50 mile.

A remote trail event in Tiadaghton State Forest offering a 25K and a Half Marathon that share a nine mile section through technical single track, streams, and scenic viewpoints; registration opens December 16, 2025.

Trail running event in Grayling, Michigan on June 6, 2026, with a 3 mile-ish and a 5 mile two-track course. Online and day-of registration fees differ; the 3-mile allows walkers while the 5-mile is for runners only.

Trail races in Dillon, Montana on June 6, 2026 include a 15k, 5k, kid's 5k and one mile fun run. Courses are off pavement through sagebrush hills with extensive single track and significant climbing.

Shadow of the Giants stages 50k and 20k trail races near Fish Camp, California, based at Camp Green Meadows. Aid stations sit about 5 to 7 miles apart and the 50k carries an eight hour time limit with an optional early start.

A June trail event at Butterfield Trailhead offering 50 mile, 50k and 30k courses across single track, dirt and fire roads with marked navigation, staffed aid stations, free photos, and local finisher medals.

Trail races at Haw Creek Park on June 6, 2026 offering 6.4 or 3.35 mile off-road courses, capped at 275 runners and part of the Dirty Spokes series.

A measured *100-mile* loop through the Massanutten Mountains and Shenandoah River Valley with varied terrain, 14,000 feet of gain and 14 climbs. The volunteer-run event offers a 24 hour cutoff for the silver buckle.

The Summits Trail Runs offer a variety of distances on mountain trails at Granby Ranch Resort in Colorado. Courses feature single-track paths through forests, meadows, and aspen groves. This event focuses on community and the natural beauty..

An 8 mile trail event at Lakewood Nature Preserve that combines four 2 mile loops with a BYOB mystery beer before each lap. Solo runners or teams of 2 to 4 compete, followed by post race games, food, music and awards.

A scenic 5K on wooded trails near Cuyahoga Valley National Park is paired with a flat 1 mile kids loop at Old Trail School. Top adult finishers receive medals and every child age four and up receives a finisher medal.