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 3935 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!
September 2026
A backyard ultra at Lake Ahquabi where runners complete a 4.167 mile lap each hour until one runner completes one more lap than anyone else.
Experience the natural beauty of the Big South Fork National River and Recreation Area with a loop trail race featuring 17.5 mile and 10K options primarily on single track terrain.
A 9 km (5.6 miles) trail race in Helena, Montana, with roughly 1,300 feet of elevation change and more than 4 miles of single-track. The 50th edition climbs Mount Helena and returns to Last Chance Gulch with mountain and city views.
A neighborhood 5K at The Watershed School in Fairbanks on September 26, 2026 that raises funds for the Watershed School PTSA. A pancake and sausage fundraiser at the school offers a discount for runners with bibs.
Inaugural Utah Marathon in Oakley, Utah on September 26, 2026 offers five race distances from 5k to the full marathon with start and finish at Oakley Rodeo Grounds.
Trail races and a Last Person Standing run and ruck at Natural Bridge Caverns with cave starts, multiple distances, chip timing, and cupless Leave No Trace rules.
A 10 km trail loop at Deer Valley Resort in Park City, Utah, with 1335 ft of ascent to the peak and back. Entry includes a bib, T-shirt, finish necklace, swag, a 12 week training guide, and access to a post-race festival.
Experience the scenic single track trails of Matanuska Lakes State Recreation Area with distances ranging from a kids run to a 50K ultra. Runners receive a finisher mug after navigating this forested Alaska course.
Trail runs of 10k, 5k and a free 2k family run at James Lee Memorial Park in Carson City. 5k and 10k registration includes a one year CVTA membership and tech shirts are provided to finishers.
Timed laps around Lake Hollingsworth in Lakeland, FL offering 12 hour, 6 hour and 12 hour team relay formats on a 2.84 mile loop.
Trail races of 5 and 10 mile length through Frontenac State Park featuring varied single track, prairie, climbs, and cupless aid stations.
Trail races (50K, 25K, 12K, 5K) at Elk City Lake on technical single-track through limestone bluffs, with aid stations and drop bag and crew options for the 50K.
Trail races at William O'Brien State Park in Marine on Saint Croix on September 26 2026, offering 50K, 25K, 10K and 5K on grassy and wooded trails.
A women only Last Woman Standing trail event on a roughly one to 1.25 mile loop with 250 to 300 ft of climb per lap near Arena Wisconsin. Laps repeat every 20 minutes until one runner remains.
An eight hour fixed time race and relay on a flat 3.45 mile out and back trail next to Dryden Lake. Solo and team divisions, a single well stocked aid station, and optional 0.4 mile mini loops in the final hour.
Trail run at ACE Adventure Resort in New River Gorge on September 26 2026 offering full marathon, half marathon and 5K with camping and a burrito buffet.
A family-friendly 5K mud run at 3 Palms Action Sports Park with obstacles, waist-deep mud pits, a pre-party and an on-site after-party with music, food, and drinks.
Erik Gray Challenge at Southview Trails on September 26, 2026 in Cedar City includes a 5k, a 1 mile, a kids race with shirt and medal, and a virtual 5k. Proceeds will raise money for a local Cedar City resident with cancer and a raffle will be held.
The 13th Annual Get Outdoors 6.6K at Watkins Mill State Park follows a certified loop around the 100 acre Williams Creek Lake through forested fall colors. In-person and virtual options include a shirt, bib, medal and two guided tour passes.
A 7 mile trail race at Stillwater Prairie Reserve near Covington, Ohio, run as two 3.6 mile loops with dirt, gravel and meadow sections and river crossings. ORRRC members pay no fee while non-members ages 15 and up pay ten dollars.