United States
- Alabama 55
- Alaska 16
- Arizona 110
- Arkansas 44
- California 355
- Colorado 135
- Connecticut 48
- Delaware 14
- District of Columbia 15
- Florida 167
- Georgia 106
- Hawaii 8
- Idaho 16
- Illinois 81
- Indiana 69
- Iowa 38
- Kansas 36
- Kentucky 70
- Louisiana 35
- Maine 29
- Maryland 67
- Massachusetts 59
- Michigan 117
- Minnesota 53
- Mississippi 16
- Missouri 73
- Montana 33
- Nebraska 19
- Nevada 29
- New Hampshire 34
- New Jersey 71
- New Mexico 29
- New York 151
- North Carolina 152
- North Dakota 3
- Ohio 98
- Oklahoma 44
- Oregon 91
- Pennsylvania 197
- Puerto Rico 1
- Rhode Island 10
- South Carolina 71
- South Dakota 8
- Tennessee 73
- Texas 236
- Utah 76
- Vermont 29
- Virginia 147
- Washington 127
- West Virginia 31
- Wisconsin 71
- Wyoming 10
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 4137 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 24 hour stadium ultra at Bowling Green Hot Rods Stadium where runners complete a .31 mile loop to log as many laps as possible; relay teams of four welcome.
Memorial trail run and walk in Wilkesboro, NC with timed 5K and 10K races, an untimed 5K walk, and a virtual option supporting the American Cancer Society.
A 5K trail run or walk at Patriot's Park in Greenville on 09/26/2026 focused on community support for children and families affected by childhood cancer, with registration open 03/02/2026 and a $35 fee.
Test your endurance at Lake Ahquabi in a classic backyard ultra where runners must complete a 4.167 mile loop every hour until only one remains.
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.
Community 5K at The Watershed School in Fairbanks with a neighborhood-and-trail course; proceeds support the Watershed School PTSA and school programs.
Utah Marathon at Oakley Rodeo Grounds on September 26, 2026 features marathon, 19.65 mi Merikos, half, 10K and 5K at 6,500 feet with live tracking.
Experience a unique trail race starting deep within Natural Bridge Caverns before winding through scenic Texas hills and woods in various distances or a Last Person Standing format.
Multiple race options from a kids dash to a chip timed half marathon in Tulsa with a costume contest, finisher medals, age group awards, and volunteer opportunities.
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 trails of Matanuska Lakes State Recreation Area with distances ranging from a 1.5 mile kids run to a 50 km ultramarathon.
Trail event at James Lee Memorial Park on September 26, 2026 with 10k, 5k and a free family 2k; 5k and 10k include a one-year CVTA membership.
Complete as many 2.84 mile laps as possible around Lake Hollingsworth in this 6 hour or 12 hour endurance challenge featuring a full hot food menu.
Experience the prairies and single track trails of Frontenac State Park in Minnesota with 5 mile and 10 mile trail races.
Experience the technical single track trails and limestone bluffs of Kansas at FlatRock, featuring distances from 5 km to a 50 km ultra on the scenic Elk River Hiking Trail.
Experience the wide grass trails of William O'Brien State Park with race distances ranging from a family friendly 5k to a multi loop 50k ultramarathon.
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 on a flat 3.45 mile out and back trail at Dryden Lake Park where solo runners and relay teams log as many miles as they can.
Medal Madness in Bowling Green, KY on 09/26/2026 offers 5K, 10K, and a half marathon with finisher medals and published results; note limited onsite staff, no EMS stationed, and restricted water stations.