United States
- Alabama 47
- Alaska 22
- Arizona 104
- Arkansas 27
- California 344
- Colorado 139
- 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 29
- Maine 33
- Maryland 60
- Massachusetts 51
- Michigan 115
- Minnesota 60
- Mississippi 16
- Missouri 72
- Montana 37
- Nebraska 18
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 28
- New York 155
- North Carolina 130
- North Dakota 1
- Ohio 110
- Oklahoma 28
- Oregon 71
- Pennsylvania 180
- Puerto Rico
- Rhode Island 11
- South Carolina 56
- South Dakota 11
- Tennessee 69
- Texas 181
- 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 fall trail run at Bob's Corn and Pumpkin Farm featuring a 5k one-lap maze option and a 7k two-lap maze option on farm roads and paths.
A community trail 5K at Conewago Day Use Area in Wellsville, PA offering preregistration shirts, finisher medals, refreshments and online results.
25th Memorial Stair Climb and 5K in Rawlins on September 12, 2026 remembers 9/11 with a 110 flight stair climb or a 5K road run.
A 5 K and 1.5 mile fundraiser at French Ridge Vineyard in Killbuck, Ohio, organized by The Ugly Buck, including a meal, t-shirt, glass of wine, and a silent auction.
A women only 5K obstacle mud run at The Master's Motoplex in Gaston, SC on September 13, 2026. The course features 18+ obstacles and welcomes participants aged 7 and older in a team focused, non competitive format.
An obstacle course race at Indiana Dunes National Park on September 13, 2026, featuring 10k, 5K and a K9 3.1-mile event. The course uses varied landscapes to reflect terrains associated with military service.
Trail race in Macedonia Brook State Park, Kent CT offering 12K, 25K and 50K loop courses with significant elevation, aid stations, and a cupless policy.
An annual fundraiser at Mendon Ponds Park offering road and trail 5K options, a trail 5K with challenge stations, a virtual 5K in September, and a 10K combo. Proceeds support ROCovery recovery programs and community services.
Chewacla Cha Cha in Auburn, AL on Sep 13, 2026 features 5K and 10K singletrack loops, staggered starts, aid stations, and proceeds to Valley Rescue Mission.
A USATF certified marathon and half marathon in North Bend WA on September 13 2026 featuring a downhill packed gravel course and a run through the Snoqualmie Tunnel.
Trail races on the Knobstone Trail with 5 mile, 13.1 mile, 18 mile and a new 50K on Sept 13 2026, raising funds for Suicide Awareness Mission.
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.
A community running event at Pompeys Pillar on September 13, 2026 featuring a 5K trail race and a 1 mile run or walk for ages 5 to 14, with entry items, snacks, and prizes included.
Trail runs in Letchworth State Park on September 13, 2026 offering 5K and 10K woodland courses with on-course water, chip timing, and post-race refreshments.
Trail running festival at Greek Peak Mountain Resort featuring multiple distances, night runs, a dog-friendly 5k, and family activities.
Scenic mountain races in Marble, Colorado on September 13 2026 offering a 25K loop, an 8 mile Quarry Climb, and a kids 2.5K with post race BBQ; proceeds benefit 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–50K loop options through aspens and pines, aid stations no more than 7 miles apart.