United States
- Alabama 51
- Alaska 17
- Arizona 105
- Arkansas 37
- California 370
- Colorado 143
- Connecticut 47
- Delaware 14
- District of Columbia 10
- Florida 157
- Georgia 106
- Hawaii 4
- Idaho 23
- Illinois 91
- Indiana 62
- Iowa 44
- Kansas 36
- Kentucky 50
- Louisiana 37
- Maine 34
- Maryland 64
- Massachusetts 54
- Michigan 118
- Minnesota 61
- Mississippi 17
- Missouri 71
- Montana 34
- Nebraska 20
- Nevada 35
- New Hampshire 44
- New Jersey 60
- New Mexico 33
- New York 154
- North Carolina 146
- North Dakota 1
- Ohio 108
- Oklahoma 40
- Oregon 80
- Pennsylvania 194
- Puerto Rico
- Rhode Island 11
- South Carolina 65
- South Dakota 12
- Tennessee 67
- Texas 202
- Utah 82
- Vermont 32
- Virginia 164
- Washington 120
- West Virginia 33
- Wisconsin 70
- Wyoming 13
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 4199 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!
August 2027
High-elevation trail event in Fairplay, Colorado offering 50-mile, 50k, and half marathon courses with stocked aid stations and specific pacer and drop bag options.
An 11 miles mountain trail race in Fruit Heights with finisher medals, shirts and refreshments; participants must provide their own ride from the finish.
A loop style 100K ultramarathon from Willamette Pass across remote single track trails and mountain climbs with views of Waldo Lake; not for beginners.
Mountain road and trail races at Green Valley Lake offering 5K, 10K and half marathon courses with aid stations, chip timing, and post-race community activities.
Mountain trail race at Swain Ski Resort of about 6.5 miles and 2,500 ft gain, a 2027 USATF Niagara championship event with climb and descent prizes.
Obstacle and trail races including 5K and 10K options plus kids races at Diamond Lake Resort on August 7, 2027, with proceeds supporting MentorKids Kentucky.
A 15 mile mountain trail race on August 7, 2027 in the La Plata Mountains, with 3,100 feet of elevation gain and proceeds supporting La Plata County Search & Rescue.
Trail races around Mt St Helens near Cougar, WA offering a rugged 50K with about 7400 ft elevation and a 25K with about 3200 ft.
Timed trail event at Pine Mountain on August 8 2027 with loop distances from 2 to 10.8 miles, lift access to the top and a pancake breakfast.
Road and trail runs in Brule, WI on 08/08/2027 offering a 5 mile point to point and a 2 mile out and back walk/run.
A 200.1 mile point to point ultramarathon through Washington's Cascade Mountains featuring Mount St. Helens, lava fields, old growth forests and multiple aid and sleep stations.
A 20 mile single-track trail race on the southwest flank of Mount St. Helens featuring lava fields, stream crossings, old-growth forest and a 9 hour cutoff.
Night trail races at Land Heritage Institute in San Antonio offering 5K, 17K, 35K, 50K and a 17K ruck with required headlamps and aid stations.
A limited-field trail ultrarun in Jefferson National Forest offering a roughly 60 km course with a 50 km Party Route, three aid stations, and required self-sufficiency.
Trail loop races near Crystal Springs in Wytheville, VA, with 12.2-mile loops, multiple distance options, required shuttle service, cupless aid stations, and a limited budget entry choice.
A 5k mud run at Wooden Shoe Tulip Farm with 12 to 20 obstacles, a Garden Party, and proceeds supporting Woodburn Rotary.
A 103 mile single loop ultramarathon in Pennsylvania's Wilds that circles the Pine Creek watershed with over 20,000 feet of climbing and aid station based tracking.
A mountain vertical challenge at AZ Snowbowl on August 14, 2027, covering about 11 to 12 miles with roughly 4300 of elevation gain to a peak of 11,500.