United States
- Alabama 46
- Alaska 17
- Arizona 99
- Arkansas 27
- California 341
- Colorado 132
- Connecticut 46
- Delaware 8
- District of Columbia 11
- Florida 138
- Georgia 106
- Hawaii 3
- Idaho 23
- Illinois 85
- Indiana 59
- Iowa 41
- Kansas 35
- Kentucky 42
- Louisiana 29
- Maine 32
- Maryland 60
- Massachusetts 50
- Michigan 109
- Minnesota 53
- Mississippi 16
- Missouri 69
- Montana 32
- Nebraska 18
- Nevada 31
- New Hampshire 43
- New Jersey 53
- New Mexico 28
- New York 154
- North Carolina 124
- North Dakota 1
- Ohio 108
- Oklahoma 28
- Oregon 68
- Pennsylvania 178
- Puerto Rico
- Rhode Island 11
- South Carolina 54
- South Dakota 12
- Tennessee 68
- Texas 180
- Utah 81
- Vermont 31
- Virginia 147
- Washington 108
- West Virginia 25
- Wisconsin 71
- Wyoming 12
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3840 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 themed community run on October 31 at the trail at the Epic in Grand Prairie. Options include a 5K, a 1 mile fun run, a volunteer then run option, and a costume contest with a prize.
Outlast Cleveland is a 6 hour trail endurance challenge in Garrettsville, OH where runners complete a 5K every hour for six rounds. Finish all six to earn the OUTLAST medal and a place on the national leaderboard.
5K and 10K trail races at Sand Harbor State Park on Lake Tahoe's East Shore with a costume contest, race shirt, digital photo, and post-race festivities.
A community event at Strawtown Koteewi Park with a live 5K, 1 mile walk and a virtual challenge, timed live races, participant t-shirt and medal, and proceeds benefiting the Hamilton County Sheriff’s Office Community Foundation.
Trail race in Farmersville TX on Oct 31, 2026 featuring 5K, 10K, half, marathon, 50K and a 10K ruck on dirt and gravel.
A Halloween themed 5k and 10k through historic downtown Erie and Coal Creek trails, with a kids Goblin Run and BOLDERBoulder qualifier status. The event supports the Erie Optimist Club as its primary fundraiser.
The IHSAA Foundation's inaugural Run it Forward 5K at LaVern Gibson Course in Terre Haute supports education-based athletics while runners complete a timed 5K on the championship course.
Halloween fun run and festival on October 31, 2026 in North Charleston with trick-or-treating, vendors, activities, and a multi-category costume contest.
Family run and walk at Big Lagoon State Park on October 31, 2026, with road and new trail routes, games, costume fun, and free parking.
November 2026
Trail races at Mounds State Park with 5-mile, 5K run, 5K walk and a kids 1-mile fun run. Courses are mostly trail with two water stops, chip timing on bibs, midday packet pickup, and post-race food and medals.
Trail races on the Rocks and Roots Trail at Alum Creek State Park on November 1, 2026, offering 10K, 20K, and 50K distances with tiered registration fees and a no-refund, no-bib-transfer policy.
Run a scenic 3.2 mile trail race around Lake Walden to support the Hartland Area Project. Enjoy a historic resort setting with old school timing and post race raffle prizes for all participants.
Trail race in Little Orleans MD on November 1, 2026 offering 50K and 25K courses through Green Ridge State Forest with multiple aid stations.
Run a scenic five kilometer trail course through the beautiful Laurita Winery. Enjoy live music and a glass of wine at the post race celebration in a relaxing atmosphere.
A fall trail event at Woldumar Nature Center in Lansing on November 1, 2026 featuring a 5K and a free 1 mile Muskrat Mile, with natural-surface trails and proceeds supporting outdoor science education.
Timed trail event at Gurski Farm in Brookfield CT featuring an 8 hour race, a 4 hour option, and a 5K canicross on a 4 mile loop.
Four fall trail races across Colorado Springs parks, chip timed, with a branded buff included and series awards for runners who complete all four events.
Support student programs and the Oakland Tech Cross Country team at Joaquin Miller Park. Choose between a five kilometer trail race or a one mile fun run through the redwood trees.
A community race around Meadowbrook Park in Urbana offering 5K and 10K runs, a 5K walk, and virtual options to benefit Grand Prairie Friends, with medals, optional shirts, music, and packet pickup.
A trail event at Brush Mountain Sportsmen’s Association in Altoona with 10K and 5K races, a 5K walk, and a half mile youth race for ages 5 to 12. Awards and a post race gathering follow the races.