United States
- Alabama 56
- Alaska 15
- Arizona 109
- Arkansas 44
- California 355
- Colorado 131
- Connecticut 39
- Delaware 16
- District of Columbia 14
- Florida 175
- Georgia 97
- Hawaii 9
- Idaho 12
- Illinois 69
- Indiana 71
- Iowa 31
- Kansas 35
- Kentucky 71
- Louisiana 32
- Maine 26
- Maryland 72
- Massachusetts 55
- Michigan 112
- Minnesota 48
- Mississippi 15
- Missouri 64
- Montana 37
- Nebraska 26
- Nevada 28
- New Hampshire 29
- New Jersey 74
- New Mexico 27
- New York 139
- North Carolina 166
- North Dakota 2
- Ohio 94
- Oklahoma 46
- Oregon 81
- Pennsylvania 175
- Puerto Rico
- Rhode Island 8
- South Carolina 68
- South Dakota 7
- Tennessee 72
- Texas 243
- Utah 70
- Vermont 22
- Virginia 141
- Washington 131
- West Virginia 31
- Wisconsin 69
- 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 4035 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
Heroes Run at Strawtown Koteewi Park offers a 5K, a 1 mile walk and a virtual option with proceeds to a local community foundation.
Run through the scenic hills of Farmersville on the flat and fast Chaparral Trail with distances ranging from a 5K to a 50K ultra marathon and a 10K ruck.
Halloween themed 5k and 10k through historic downtown Erie and Coal Creek trails, with a kids Goblin Run and BOLDERBoulder qualifying times.
A timed 5K at the LaVern Gibson Championship Cross Country Course in Terre Haute supporting education based athletics; entry includes a T shirt and finisher medal.
A family friendly fun run and festival at Wannamaker County Park with trick-or-treating, music, a costume contest, and local vendors.
A family-friendly fun run and walk at Big Lagoon State Park on October 31 with prizes, snacks and race T-shirts; tickets available via Eventbrite.
Annual NCA 5K Run/Walk at Smythe Park on October 31, 2026 with a $35 registration fee; proceeds support New Covenant Academy athletic teams.
October running event at Optimist Community Park in Janesville offering 1 mile and 5K courses with proceeds to Momentum Track and Cross Country Club.
Family-friendly 5K and 1-mile walk/run at Lakeland Park on October 31, 2026, hosted by the Canton YWCA with proceeds supporting local YWCA programs.
A charity 5K supporting Oahu Search and Rescue with an in person course on Kaiwi Mauka and a virtual 5K option during October.
Run Witch Run in Cottleville on October 31 features 1 mile, 5K, 10K, a kids dash, stroller race, virtual option, and a costume contest.
A Halloween-themed trail event at Friends Creek Conservation Area featuring a costumed 5K and a kids 880 yard dash with costume prizes and goody bags.
An orchard-based Halloween running event in Goodrich offering a 1 mile kids run, a 5k of three one-mile loops, and a combined 4 mile option with post-race cider and donuts.
A community 5K on the White River Trail between Fort Robinson State Park and Crawford City Park with a kids fun run and proceeds supporting the local swimming pool.
Trail races of 25K, 14K and 4K in Capitol Forest near Olympia with marked courses, costume prizes, and post run food and fire.
A fall event at La Terre Farms with a 5K trail run, a 1 Mile fun run, post-race food, an add-on Pilates class, and u-pick flowers.
Halloween themed cross country event in Anderson with a chip timed 5K on an all grass two loop course and a free 1K fun crawl for all ages.
A brand new Halloween morning trail 5K at Pelona Vista in Palmdale that climbs the local big hill, with a costume friendly club atmosphere and $25 registration.
A 3.1 mile trail run at Monongah Park on October 31, supporting Marion County Teen Court with proceeds funding volunteer events and program resources.