United States
- Alabama 47
- Alaska 22
- Arizona 101
- Arkansas 26
- California 340
- Colorado 137
- Connecticut 47
- Delaware 9
- District of Columbia 11
- Florida 133
- Georgia 107
- Hawaii 3
- Idaho 21
- Illinois 87
- Indiana 62
- Iowa 43
- Kansas 34
- Kentucky 43
- Louisiana 26
- Maine 33
- Maryland 60
- Massachusetts 54
- Michigan 114
- Minnesota 60
- Mississippi 16
- Missouri 72
- Montana 37
- Nebraska 16
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 27
- New York 157
- North Carolina 130
- North Dakota 1
- Ohio 110
- Oklahoma 27
- Oregon 70
- Pennsylvania 178
- Puerto Rico
- Rhode Island 12
- South Carolina 56
- South Dakota 10
- Tennessee 66
- Texas 177
- Utah 88
- Vermont 34
- Virginia 149
- Washington 109
- West Virginia 26
- Wisconsin 74
- Wyoming 15
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3913 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 2026
Timed endurance event on August 15, 2026 in Lincoln Park, Seattle, where runners cover as many laps as possible on an about two-mile shoreline-and-forest loop. Features a team Battle of the Run Club, kids Loopy races, festival-style support, and cupl..
A mid-August trail running weekend in Grandview, Tennessee with looped races from one hour to 24 hours, free tent camping and a glamping auction; proceeds support Flying Pigs Sanctuary.
Trail loop event at Rocky Branch Park in Belmont NC offering 50K, 25K and 5K laps, marked trails, staffed aid stations and unique handmade pottery finisher medals.
Scenic road races in Ouray and Ridgway on August 15, 2026 featuring a Half Marathon, 10K and Kids Fun Run with medals and awards.
Weekend mountain trail races at Mt. Hood Meadows presented by Speedland, including a 50-mile route to 8,000 ft, shorter Sunday races and a kids race.
Trail race in Elkridge, MD offering 25K and 50K on rolling single track with river crossings, aid stations serving real food, and post-race food and beer.
A trail running event at Malibu Creek State Park on August 15, 2026 offering 50k and 25k courses, stocked aid stations, prize purse and festival amenities.
Tartarus Backyard Ultra is a last person standing running and rucking event at Camp 7, Riverside State Park on August 15, 2026. Competitors complete repeated loops with a one hour cutoff per lap until one runner and one rucker finish a final solo loo..
A 7.1 mile mountain race in Alta Utah with 2,545 feet of climbing, marked singletrack, aid stations, and a strict midcourse cut off.
Run the scenic Medicine Bow Rail Trail and Lake Owen at high elevation in Wyoming's national forest. This event offers both marathon and half marathon distances, all on a historic pathway. The 2026 edition is scheduled for August 15.
A trail event in Columbus, Georgia offering 25K, 50K, and 50 mile options with southern-style aid stations and a 100-runner cap.
A multi-distance loop trail event in Waynesville, MO on August 15–16, supporting OneSolePurpose with aid stations, camping, and pacer rules for the longest distances.
Awarded OCR Buddy People's Choice, Highlander Assault in Pingree Grove IL offers 3K, 5K and 15K obstacle heats plus night and haunted 5K events.
A 24 hour series of hourly group 5K runs at Kearin Family Farm in Bonney Lake with camping, food, music, and a medal and T shirt showing laps completed.
A charity 5K at Uncle John's Cider Mill in Saint Johns MI with a virtual option, dogs welcome, and shirts and medals guaranteed for registrations through July 30.
An obstacle and mud focused 5K at Village Creek Motocross Park in Dallas Fort Worth on August 15, 2026 with a festival, packet pickup, and varied course obstacles.
Test your endurance at the Tuff Enuff Trail Run in Woodway Activity Park. Part of the Huaco Cuatro Series, this event offers scenic 5K and 10K courses alongside a flexible virtual option for all participants.
Olympic Mountains Trail Race Festival in Olympic National Forest offers 100K, 50K, 25K, 10K and ruck divisions on mountain single track and forest roads.
A free 8-hour trail event in Tolland, CT where runners complete as many 3-mile loops on a marked 5K-ish course as they like, with provided food and a potluck.
Trail races in Cloudcroft New Mexico on the Rim Trail featuring a 53K plus 9.5 mile 4.75 mile and 1 mile kids dash with aid stations and chip timing.