United States
- Alabama 56
- Alaska 15
- Arizona 109
- Arkansas 44
- California 355
- Colorado 132
- 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 4036 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 5K trail race and a short kids run at Blandford Nature Center on October 24, 2026, with a t-shirt, medal, donut and drink included.
Cross-country races for youth and open runners at McAllister Park on October 24, 2026, with age-group distances, awards, and a community event atmosphere.
A Halloween themed trail marathon and half marathon in Ocala on October 24, 2026, run mostly on dirt trails from Baseline Trailhead Park with marked aid stations and finisher medals.
Hills & Hollow 5K at Coal Hollow Park on October 24, 2026 offers a trail run and a 5K walk; $35 entry with proceeds supporting the Chillicothe Parks Foundation.
Hilloween on October 24, 2026 at Omao Dirt Track in Koloa HI features a costume-focused 5K trail run, a kids trick-or-treat run, a virtual 5K and a pet costume contest.
A roughly 3 mile out and back fun run in Negaunee with costume judging, live music, swag bags and long sleeve shirts.
Trail events at McGraw Memorial Park include a 2 mile course and a 12.6 mile endurance race made of six repeated 2.1 mile loops with decreasing lap times.
Trick-or-Trot 5K Trail Run in Palm City on October 24, 2026 benefits House of Hope, features a costume contest, race swag, and a food drive.
Community 5K and 1 mile kids run at Youth Haven in Rives Junction, MI on October 24, 2026, held on a wooded cross country course with a harvest festival afterward.
A 5K obstacle run at Asbury Church in Tulsa on October 24, 2026, hosted by Asbury Young Adults with proceeds supporting Flourish Homes.
Trail 5K and 1 mile Fun Run at Twin Willows Ranch in Seligman, Missouri on October 24, 2026, with a fall festival and 15% of net proceeds supporting veterans and first responders.
A free three mile trail run led by county biologists through the sandy scrub at Juno Dunes, meeting at Bert Winters Park in Juno Beach.
A community focused day of running, walking, and a 0K wellness experience in West Philadelphia with multiple route distances and local business engagement.
A nighttime 5K at Camp Arrowhead on October 24, 2026 with a bonfire, family friendly activities, required light and a two hour time limit.
A night time, untimed 5K on paved trail along the Frisco Highline and Greenway Trail in Willard that supports the Willard Parks & Recreation Department.
Community fun run in Palmer AK on October 24 2026 with 5K, 1K, a Diaper Dash, costume contest and a raffle benefiting CCS Early Learning.
An endurance Last Man Standing event on October 24, 2026 in Garden City, UT where competitors run repeating 2-mile obstacle loops each hour until one racer remains in each division.
A themed 5K run/walk at Lone Oak Green Park in Nicholasville on 10/24/2026 with supply stickers at each 1K and staged no-contact zombies along the course.
An approximately 18 mile trail across Boulder's five peaks with about 5,000 ft of climbing on October 24, 2026; limited to 100 participants with a $25 fee donated to recovery.
Remote ultrarun on northwest Oahu offering 50K and 50 mile options over rugged single track with significant elevation, mandatory safety gear, cupless aid stations, and GPS map requirements.