United States
- Alabama 47
- Alaska 22
- Arizona 104
- Arkansas 26
- California 342
- Colorado 140
- Connecticut 46
- Delaware 9
- District of Columbia 11
- Florida 135
- Georgia 107
- Hawaii 3
- Idaho 25
- Illinois 88
- Indiana 62
- Iowa 43
- Kansas 34
- Kentucky 43
- Louisiana 28
- Maine 33
- Maryland 60
- Massachusetts 52
- Michigan 115
- Minnesota 60
- Mississippi 16
- Missouri 72
- Montana 37
- Nebraska 17
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 27
- New York 155
- North Carolina 130
- North Dakota 1
- Ohio 110
- Oklahoma 28
- Oregon 71
- Pennsylvania 181
- Puerto Rico
- Rhode Island 11
- South Carolina 55
- South Dakota 11
- Tennessee 69
- Texas 180
- Utah 86
- Vermont 34
- Virginia 149
- Washington 111
- West Virginia 26
- Wisconsin 74
- Wyoming 15
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3951 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!
September 2026
A trail running event at Calero County Park offering distances from a kids run to a 50K across single-track and dirt roads, with named aid stations, drop bag support, bib color assignments, and time limits for longer races.
Backyard ultra in Spearfish with hourly 4.167 mile loops, last runner standing format, aid station, awards and nearby dispersed camping.
A trailfest near Watercolor, Florida offering 5K, 10K and 10 Mile options on marked forest trails; proceeds support Operation Outdoor Freedom and all finishers receive shirts and medals.
A GPX navigated trail ultramarathon and half marathon in Bear Brook State Park near Allenstown, NH, with minimal course markings and no disposable cups at aid stations.
A trail event in Middleburg, FL with a 2.75 mile loop offering 9K and 3, 6, 12 hour formats and cupless aid stations.
TUCARD26 is an unconventional waypoint-based trail race in Orono, Maine with no fixed course between defined start and finish points. Registration supports the Orono Land Trust and is free for Wabanaki Tribal Members.
A community 5K at Cardinal Aggregates Quarry in Perrysburg on September 12, 2026, offering a run, a walk, and a kids run or walk over 3.1 Miles. Registration opens June 1 and includes a race T shirt and post race refreshments.
A USATF-sanctioned 5 km cross-country meet at Bear Creek Park on September 19, 2026, with individual and team scoring across multiple age and club divisions.
A dog-friendly 5K at Campground Adventures in Hinsdale NY with scenic trails, local vendors, and 50% of proceeds donated to the Cattaraugus County SPCA.
A farm based obstacle event with a 5K course and a 1 mile kids option, featuring over 20 obstacles, pumpkins, food trucks, and educational displays at South Plymouth Pumpkins in Washington Court House.
A second annual 5K at Cacapon State Park benefiting the Humane Society of Morgan County, offering in-person run and walk options plus a virtual entry. New course, awards ceremony, and a free post race pup swim in the lake.
Low-key trail running event in Loma, Colorado offering Half Marathon, Marathon (26.2 Miles) and 50 Miler with a flat $50 entry fee. Registration runs April 5 to August 1, and participants may change distance on race day.
Wabash Trace Running Festival in Shenandoah, Iowa follows the crushed limestone Wabash Trace Nature Trail and offers marathon, half marathon, 10K, 5K, and a free kids mile. Races include well stocked aid stations and community support.
Chip-timed 5k and 10k trail races on a 120-acre Conover farm on September 12, 2026, honoring veterans and supporting the Saddles and Salutes program.
A 10K trail run on the Horsethief Canyon Trail in Kanopolis State Park featuring hills, rocky sections, sand, shallow water crossings and on-course water and finish refreshments.
A 56 mile end to end run along the Farmington Canal Heritage Trail from West Suffield to New Haven raising funds for Mental Health Connecticut.
A benefit trail event at Sharon Woods Metro Park on September 12, 2026, raising funds so middle and high school students from Dwell Community Church can attend week long summer camps. Distances include a 5K, a one mile, and a free kids run.
A community running event in Farmville on September 12, 2026 offering in-person and virtual 5K and 10K races plus hand cycle divisions on a flat, crushed gravel out-and-back course along the High Bridge State Park Trail.
A 5K run or walk paired with a symbolic 110-floor stair climb at Margaritaville Resort Biloxi honoring first responders, with timed options for runners, multiple registration categories, and water stations along the course.
Experience a historic trail run through Camptown featuring technical terrain and creek crossings. Choose between the 10k individual race, a 5k trail option, or a two-person relay through the Pennsylvania countryside.