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Trail Running Calendar United States 2026-2027

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Explore the best trail runs in the United States for 2026-2027! Our updated list features 3819 exciting trail runs across the country. Find your next trail run in the United States below and join the trail community at these great events!

October 2026
Belhaven Hills Classic on October 10, 2026 in Jackson, MS features a 16k road and trail race, an 8k, a one mile Bier Run and a one mile kids fun run.
A 6.45 mile trail race in Annadel State Park organized by the Empire Runners Club, limited to 100 runners with staggered starts and awards for the top 13 finishers.
A trail race at Almaden Quicksilver County Park with distances from 5K to 50K. Courses are out-and-back, marked with colored ribbons, include aid stations and toilets, and the longer races reach Bald Mountain and Mt. Umunhum.
A community trail event at Leaser Lake with a 5K run and walk, a separate 2K scenic walk, and a short kids fun run; timed results and age-group awards are provided.
Trail races in Nevada City on October 11 2026 include a 13.1 miles half marathon, a 10K and a 5K with mixed terrain, aid stations and views along Deer Creek. Organized by Sierra TrailBlazers and Bear Yuba Land Trust.
Trail running at Mohawk Mountain Ski Area with 5K, 10K, half and marathon routes on ski slopes and state forest, cupless aid stations and finisher medals.
Point to point trail races on the Bizz Johnson Trail in Lassen National Forest featuring a USATF certified Boston qualifier marathon, a 50K, an Express half and a 10K with remote starts and aid stations.
A single-loop trail half marathon through five parks in lower Westchester County, New Rochelle. Most of the course is on dirt and wooded trails and passes through areas with visible wildlife.
On October 11, 2026 the HFC Striders Cross Country Festival returns to Wayland for its 20th running, featuring 3K youth races across age groups and two 5K open races, with awards and proceeds benefiting Wayland High School.
A scenic chip-timed 5K on the 300+ acre Running Hare Vineyard in Prince Frederick, MD, featuring a complimentary drink for those 21 and over, live music, finisher medals, apparel options, and proceeds supporting Habitat for Humanity.
A fall trail run at Lake Elmo Park Reserve with 10K, 5K, a kids fun run and a double up option. Aid stations are provided, leashed dogs are welcome, and the day concludes with a bonfire and pancake breakfast.
Experience a unique trail event at Milkhouse Brewery in Mount Airy featuring a 5 mile race and timed ultra challenges. Complete as many loops as possible over four or eight hours on this scenic farm course.
Trail runs and a 1-mile walk at Fox Hill Nature Preserve on 10/11/2026, held to support conservation in the Cedar Lakes region; varied distances include 5K, 10K, a 1-mile walk, and a Kiddos 1K.
Experience the beauty of Western Maryland at Rocky Gap State Park with 25K and 50K trail races. Run solo or join a relay team to navigate three distinct loops featuring scenic lake views and ridge traverses.
A rugged trail race at Pawtuckaway State Park featuring technical terrain, boulders, streams and a rocky climb. It offers a half marathon and a 5 mile option and lists $7500 in prize money for 2026.
A trail event in Wellsboro PA on October 11, 2026 offering 15K, 25K and a 50K through technical single-track and steep climbs in Tioga State Forest.
A Halloween themed race day in Lewis Center with distances from a 50 m kids dash to a half marathon, plus a virtual option, chip timing, awards, free photos, and event swag for most distances.
A 5K trail run/walk in Powers, Michigan on October 11, 2026, held on wooded trails to raise funds for people in the mountains of Honduras; registration runs Jan 13 to Oct 10 with a $40 fee.
Spooky Sprint in Indianapolis on October 11 2026 offers races from a 50 m kids dash to a half marathon plus a virtual option. The event includes race swag, chip timing for timed races, free photos and finish-line treats.
Mud Factor Lubbock is a 5k mud and obstacle run at TNT Raceway on October 11, 2026, with adult and KIDZ family waves; waivers and photo ID are required.
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