Trail Running Calendar United States 2026-2027

Explore the best trail runs in the United States for 2026-2027! Our updated list features 3980 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

A September mountain race at Echo Lake State Park offering a five mile course and a half marathon that climbs over 4,300 feet of vertical. Courses run on granite ledges and exposed ridges with remote aid stations.

Experience a historic run at Pompey’s Pillar National Monument with an RRCA qualified 5k or a relaxed 1 mile walk. Support local history and preservation while enjoying the scenic Montana landscape this September.

A 5K and 10K trail run in Letchworth State Park on September 13, 2026 featuring woodland courses, finisher medals, a post-race celebration at Trailside Lodge, and timed results with downloadable certificates and photos.

An inaugural trail festival at Greek Peak Mountain Resort in September 2026 featuring multiple mountain races, a kids mile, and a dog friendly 5k. Night races require headlamps and an Uphill 1k climbs the Iliad slope.

A fall mountain event on September 13, 2026 featuring a 25K loop past Crystal Mill, an 8 mile Quarry Climb, and a 2.5K kids run, with a post-race BBQ and proceeds benefiting Marble Charter School.

Support service members and their families at Reynoldsburg Civic Park. Choose between a 5k obstacle course with mud and walls or a stroller friendly paved 5k run through the park grounds.

Trail running at Fort Valley Trailhead in Flagstaff with 6K, 10K, 20K, 30K, and 50K courses on named loops. Packet pickup is available before the race and aid stations will be no more than seven miles apart.

Big Brad Ultras at Bradbury Mountain State Park offers 25K and 50K options on a 15.5 mile single track loop. The course features technical terrain, multiple aid stations, drop bag access, and significant elevation gain.

Experience the Iowa Trail Run Series at Jester Park featuring 5K, 10K, and 10 hour enduro options. Run along the shores of Saylorville Lake past buffalo enclosures on a mix of grass and dirt trails.

Explore the lush singletrack and mountain vistas of Mt. Spokane State Park. Choose from several trail distances starting at Selkirk Lodge for a true alpine adventure.

Wicked Fast Marathon & Half Marathon Poconos runs along the Lehigh River on the D & L Trail with a consistent net drop of about 1%. Both distances are USATF certified and finish at the Outdoor Center in Lehighton.

Experience the natural beauty of Oak Openings Metropark with a 25k or 5k trail race. Support global health initiatives while navigating scenic forests and prairies on a professionally timed course.

A community event at Herndon Park using the American Tobacco Trail with a 5K, a 1 mile fun run and a virtual Sleep In Superhero option. Proceeds support outreach and education on organ eye and tissue donation in North Carolina.

Experience a scenic 10 mile run or hike around the shores of Lake Summit on packed gravel roads. Enjoy mountain views and a pancake breakfast at the finish line in the heart of the Southern Appalachian Mountains.

A trail event at Richfield Heritage Preserve on September 13, 2026, offering 50K, half marathon and 10K distances on a 6 mile loop with natural trail features and aid stations.

A 6.2 mile mountain run on country roads and trails in Helvetia, West Virginia, with a non competitive 2 mile walk and a 250 yard kids run for ages 10 and under. Registration and fees vary by event.

The 30th annual Corrales Ditch Run in Corrales, NM on September 13, 2026 offers 10K and 5K timed races plus a 1K kids fun run, post-race activities including a Search & Rescue challenge, and fundraising for local nonprofits.

An obstacle and fitness race on September 13, 2026 in Fayetteville, NY featuring a roughly 3 mile course with about 23 first responder inspired challenges, including Search & Rescue, Hose Drag and timed mental focus tasks.

Pisgah Mountain Trail Races in Chesterfield, NH offers 50k and 23k mountain trail ultraruns on Sunday 9/13/26. Aid stations provide LMNT, Tailwinds, and Untapped and proceeds support New Hampshire Special Olympics.

A community 5K trail run and walk at Skyline Farm on Sunday, September 13, 2026, across fields, hills and woods. The day includes a free kids' 1K fun run, post-event food and music, and prizes for individual and team finishers.

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