United States
- Alabama 47
- Alaska 22
- Arizona 104
- Arkansas 27
- California 344
- Colorado 137
- Connecticut 46
- Delaware 9
- District of Columbia 11
- Florida 135
- Georgia 107
- Hawaii 3
- Idaho 25
- Illinois 87
- Indiana 62
- Iowa 43
- Kansas 34
- Kentucky 43
- Louisiana 29
- Maine 33
- Maryland 60
- Massachusetts 51
- Michigan 114
- Minnesota 58
- Mississippi 16
- Missouri 70
- Montana 37
- Nebraska 18
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 28
- New York 154
- North Carolina 129
- North Dakota 1
- Ohio 111
- Oklahoma 28
- Oregon 71
- Pennsylvania 179
- 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 25
- Wisconsin 73
- Wyoming 14
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3937 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
Trail races along the Cape Perpetua coast near Yachats, Oregon offering 50K, 20 Miler, half marathon and 10K on October 3-4, 2026.
A last person standing trail race on Hamilton Island in the Columbia River Gorge where runners repeat a 4.13 mile loop each hour and must finish each loop in under 60 minutes to continue until one runner remains.
A timed loop running festival in Damascus Town Park offering 3 hour, 6 hour and 12 hour races on a scenic one mile loop, with camping for registered runners, live music, food trucks, aid stations, and awards.
A 15-mile trail event at Mohawk Mountain Ski Area in Cornwall, CT with 7,140 feet of elevation and a 12-hour limit; participants may run, hike, walk, or compete in a relay, with registration listed as free for the stated window.
A 30-hour trail ultra at Roosevelt Forest in Stratford CT with 2.5-mile loops, buckles at 100 miles, and a 50 participant field limit.
Take on a 10 mile intown trail through shaded pine and hardwood at Southside Park in Atlanta on Oct 3 2026, with twisty singletrack, steep descents and creek crossings. Proceeds support MTB Atlanta and local trail stewardship.
Trail runs and a fun run/walk on a 4-mile loop at Tryon Farm, with multiple distance options and aid at the main station.
Trail races at Swiss Valley Nature Preserve in Peosta offering 50K, 25K and 5.2 mile looped courses with rugged terrain, camping, showers and shuttle service.
A 104-mile out-and-back trail race near Export, PA, covering Westmoreland Heritage and West Penn trails with 7,392 ft gain and staffed aid stations.
A 10K road race in Norton, VA that climbs from downtown to the 4,200 foot High Knob summit with more than a 2,000 foot elevation gain.
A two-day mountain running festival in North Bend, WA with a steep Mt Si VK, Skyline 30K, a Little Si 10K, community activities, and prize awards.
A point-to-point, all-trail ultramarathon on the Hennepin Canal Trail near Sterling, IL, offering 100-, 50-mile and 50K options with aid stations, bus service, and finisher awards.
Experience a scenic trail run through the Red River Gorge on a private looping course. This cup less half marathon supports local search and rescue teams while offering a festive atmosphere with medals and post race meals.
Experience a scenic trail run or walk through the Northeast Equine Sanctuary in Maine. Enjoy yoga sessions and a vegan BBQ while supporting animal welfare among beautiful horses and autumn foliage.
Experience a rugged trail race through the Adirondack forests and wetlands of Amy’s Park. Enjoy scenic views and a community after party at a local brewery while supporting land conservation for Lake George.
Trail races of 50K, 28K, and 15K at Hartman Rocks Recreation Area near Gunnison Colorado featuring varied terrain and broad mountain views.
A fall trail event at Oregon Gulch near Ketchum, Idaho offering a Half Marathon and a 55 km ultra on forested single-track routes with significant elevation gain, aid stations, staggered starts, and free race photos.
Trail races at Dana Peak Park near Stillhouse Hollow Lake in Harker Heights Texas offer looped courses from 10K to 100K with notable climbs and staffed aid stations. Hydration device required; pacers permitted for the 100K second loop.
Run The Woods is a trail event at Timber Pointe Outdoor Center in Hudson, IL featuring 5K and 8K races with youth divisions and a one mile untimed trail walk. Proceeds benefit Easterseals Central Illinois and Timber Pointe Outdoor Center.
Trail events at Rock River Heritage County Park on October 3, 2026 include a timed 5K with chip timing and a guided 2.4 mile walk, plus a park celebration with music, food trucks, tastings, and raffles.