United States
- Alabama 58
- Alaska 15
- Arizona 106
- Arkansas 43
- California 351
- Colorado 133
- Connecticut 41
- Delaware 15
- District of Columbia 14
- Florida 174
- Georgia 92
- Hawaii 9
- Idaho 13
- Illinois 67
- Indiana 65
- Iowa 27
- Kansas 33
- Kentucky 69
- Louisiana 32
- Maine 22
- Maryland 69
- Massachusetts 50
- Michigan 100
- Minnesota 44
- Mississippi 14
- Missouri 63
- Montana 40
- Nebraska 24
- Nevada 25
- New Hampshire 24
- New Jersey 70
- New Mexico 25
- New York 135
- North Carolina 155
- North Dakota 2
- Ohio 86
- Oklahoma 46
- Oregon 74
- Pennsylvania 158
- Puerto Rico 1
- Rhode Island 9
- South Carolina 66
- South Dakota 6
- Tennessee 68
- Texas 235
- Utah 64
- Vermont 20
- Virginia 144
- Washington 132
- West Virginia 28
- Wisconsin 63
- Wyoming 5
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3877 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
A Halloween obstacle run in Salt Lake City where actor zombies chase participants across a themed course and flags represent three survivor lives.
A fall 5K and 1 mile run/walk on October 16 in Socorro, NM, with proceeds supporting the Socorro High School Cross Country team.
An annual trail event at Eagle Mountain Park with rugged, elevated dirt trails, self-timed running and hiking options, pancakes, shoe demos, and a youth hike led by Girl Scouts.
Ruff Run California on 10/17/2026 in Phelan, CA presents a 20 acre obstacle course for people and their dogs with over 20 obstacles, 4K and 1K options, and an after party with music, games and vendors.
Obstacle course weekend at Twin Canyons Ranch near Granbury Oct 17 to 18 with races from 5 km to 50 km, kids events, and an obstacle workshop.
Indian Creek Trail Runs in Sedalia, Colorado on October 17, 2026 offers multiple trail and ultra distances through montane forests, aspen groves, red rock formations and prairie vistas with city views from several viewpoints.
Trail run at Saw Wee Kee Park on October 17, 2026, over soft, twisting trails with variable footing. Bib-timed waves, part of a four-race series with collectible medal pieces and seasonal swag.
Trail event near Page, Arizona with 50 mile, 55K and half marathon courses that visit Horseshoe Bend, Antelope Canyon, and offer Lake Powell views.
Timed trail races of 6, 12, and 24 hour durations at St. Patrick's County Park in South Bend with park amenities and proceeds to the ALS community.
Trail half and full marathon at Trapp Family Lodge in Vermont, featuring winding single track, a climb to Round Top, and about 3800 ft total elevation for the full distance.
A timed Backyard Ultra on a paved 4.167 mile loop along the Jordan River with 4, 8, and 12 hour options, live lap timing, and finisher medals.
Trail races in Cool, CA on October 17, 2026 featuring 5k, 10k and a half marathon with proceeds supporting Georgetown Divide Ready by 21 and Camp Taylor scholarships.
Timed running and rucking events in Whittier NC on a 1.4 mile loop with mountain views and on site lodging.
Trail festival at Piedras Pintadas Trailhead in San Diego offering races from a 1 mile kids run to a 50K, plus a Run Bike Run trail duathlon.
Trail running at Vasquez Rocks Natural Park in Aqua Dulce, CA with 13.9 mile, 15K, 10K and 5K race options on October 17, 2026.
Trail races at Medoc Mountain State Park in Hollister NC with 10 mile and 5 mile courses, chip timing, stocked aid stations, post race food and finisher medals.
Monster Dash is a trail 5K at Carolina Beach State Park on October 17, 2026. The day includes a cross country meet for teams and the event raises funds for young runners.
Multi distance ultramarathon in Tahlequah Oklahoma with races from 10 miles to 100 miles, a gravel bike event, frequent aid stations and riverside scenery.
A trail ultramarathon in Silver City New Mexico offering 100 mile and 50 mile courses through the Gila National Forest with high ridgelines and remote backcountry sections.
Nature-based out-and-back event in Roscoe, IL offering a 5K run or 2 mile walk on mixed gravel and crushed limestone, starting at Roscoe Middle School and passing a water station twice.