United States
- Alabama 55
- Alaska 15
- Arizona 107
- Arkansas 42
- California 352
- Colorado 124
- Connecticut 40
- Delaware 14
- District of Columbia 15
- Florida 173
- Georgia 96
- Hawaii 9
- Idaho 14
- Illinois 70
- Indiana 70
- Iowa 29
- Kansas 35
- Kentucky 71
- Louisiana 30
- Maine 25
- Maryland 67
- Massachusetts 60
- Michigan 98
- Minnesota 45
- Mississippi 15
- Missouri 65
- Montana 33
- Nebraska 20
- Nevada 26
- New Hampshire 29
- New Jersey 72
- New Mexico 27
- New York 141
- North Carolina 162
- North Dakota 2
- Ohio 89
- Oklahoma 38
- Oregon 83
- Pennsylvania 181
- Puerto Rico
- Rhode Island 8
- South Carolina 69
- South Dakota 6
- Tennessee 73
- Texas 241
- Utah 66
- Vermont 20
- Virginia 144
- Washington 123
- West Virginia 30
- Wisconsin 65
- Wyoming 7
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3947 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 festival at Pocahontas State Park offering a 10k and a half marathon on redesigned looped trails with chip timing and on-course water stations.
A point to point trail race of about 10.5 miles through Lolo National Forest along the Clark Fork River on 10 April 2026. The finish is at Quinn's Hot Springs Resort with post-race food, drinks and hot pool access; dogs are not allowed.
Experience peak fall foliage on a 5K trail run through the historic Boal Estate and local nature preserves followed by Oktoberfest celebrations at Boal City Brewing.
Trail races at Glenroy Preserve on October 4, 2026: 5 mile, 25K, and 50K loops with creek crossings, aid stations, and post-race food and beer.
Run the winding single lane trails of Groton Town Forest with a choice of 9.5 mile or 3.4 mile courses featuring roots, rocks and rolling climbs. Limited to 250 runners, this community race supports Groton trail maintenance and finishes with snacks.
Experience a classic cross country race on the trails of North Park during the autumn foliage season. Enjoy 20k, 10k, and 5k distances featuring handmade bamboo medals and traditional folk dancing.
Two-day mountain running festival in North Bend, WA featuring a vertical kilometer, the Skyline 30k championship with 6,500+ feet gain, a 10k, expo and family activities.
Scenic fall 5K and 8K at Pindar Vineyards in Peconic NY with chip timing, water stations, postrace wine for 21 plus, live music and food trucks.
Run by the Sea at Wilder Ranch State Park on October 4, 2026 features a half marathon, 12K and 4K on mostly flat coastal bluff trails.
Trail races at Catalina State Park in Tucson offering a 9.3 mile out and back on the 50 Year Trail and a 5K on the Nature and Bridal Trails.
A 100K trail race on the Black Forest Trail near North Bend PA featuring over 13,400 ft of ascent, a lollipop course layout, and a no crews no pacers no spectators policy.
Trail races on October 4, 2026 in South Williamsport, PA offering 5K and 10K routes on Bluebird and Pocowanache trails with proceeds to a pediatric cancer fund.
October 4, 2026 NipMuck Trail Marathon in Ashford CT offers a 26.4 mile trail with rocks, roots and mud, plus a two person relay option.
Trail races on Moscow Mountain with 5 mile, half marathon and 50k courses on mostly technical single track and scenic Palouse views.
A flat, scenic marathon and half marathon on the Greenbrier River Trail in Marlinton, WV with USATF certification and proceeds supporting trail maintenance.
Keene Family YMCA Fall Foliage Trail Races feature 5K and 10K trail courses starting and finishing at the Keene YMCA, with chip timing, age-group prizes, and proceeds supporting YMCA programs and access.
A Halloween themed Aspen event with a timed 3.5 mile trail run and a 1 mile walk that supports the Friends of the Aspen Animal Shelter.
Experience a scenic autumn tradition in Bend with downhill courses and riverfront views. Choose between a half marathon, the historic Bigfoot 10k, or a family friendly 5k through the Old Mill district.
Join the annual Run Stanley event at Stanley Park for a variety of trail races including a 5K K9 run and an accessible 1 mile stroll. Support local wildlife sanctuary maintenance while enjoying a community day in the park.
Trail running at the Workhouse Arts Center in Lorton with singletrack through forest and meadow, offered as 5.4 miles or 10 miles and including a kids race.