United States
- Alabama 47
- Alaska 22
- Arizona 102
- Arkansas 26
- California 342
- Colorado 140
- Connecticut 46
- Delaware 9
- District of Columbia 11
- Florida 135
- Georgia 107
- Hawaii 3
- Idaho 24
- Illinois 88
- Indiana 62
- Iowa 43
- Kansas 34
- Kentucky 43
- Louisiana 28
- Maine 33
- Maryland 60
- Massachusetts 53
- Michigan 115
- Minnesota 60
- Mississippi 16
- Missouri 72
- Montana 37
- Nebraska 17
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 27
- New York 157
- North Carolina 130
- North Dakota 1
- Ohio 110
- Oklahoma 28
- Oregon 71
- Pennsylvania 181
- Puerto Rico
- Rhode Island 11
- South Carolina 55
- South Dakota 11
- Tennessee 69
- Texas 180
- Utah 86
- Vermont 34
- Virginia 149
- Washington 110
- 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 3923 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!
April 2027
A backyard ultra at Lake Louisa State Park on April 10, 2027 where runners complete a 4.167 mile loop each hour until they can no longer start a loop; shirts, medals, ribbon sliders, and multiple award categories are offered.
Trail races on the Olympic Adventure Trail near Port Angeles, Washington, offering point to point 12K and half marathon plus an out and back 50K on singletrack, limited fields, cupless hydration, shuttle service, and a post-race meal.
An obstacle course race in Cumberland, Rhode Island featuring a 3.2 miles course with about 1,000 feet elevation, multiple wave formats including elite and age group competition, multilap sessions, and a 12 hours ultra option.
Loop based trail races at James River State Park from 10 miles to 50 miles, plus a night 10 mile race and hiker options.
A timed mountain trek at Wisp Resort offering 7, 14, 21, and 28 mile loop options with a 10 hour limit; well marked trails, optional weighted vests for bonus swag, and finishers receive a shirt, patch, and medal.
A multi-distance running event in Agoura Hills with half marathon, 10K, 5K, 1 mile and multi-race challenges, held around the Santa Monica Mountains with a large post race party.
A 24 hour challenge at Shelby Farms where runners complete ten 5k segments spaced every 2.5 hours, including night running that requires illumination. Initial registration is limited to 200 with a waitlist for additional spots.
A trail marathon and half marathon in Wissahickon Valley Park on April 10, 2027, featuring technical single track trails and significant climbing. The event includes race day bib pickup, live accordion music and a post race pizza party.
A chip timed 5K cross country style run and walk at Robinette's Apple Haus and Winery on April 10, 2027 with race shirt, glass, and a post race pour.
A pack burro race and trail run in the Mojave Desert each second Saturday of April, offering four distances for runner-and-burro teams or runners without burros, and fundraising for local donkey rescue and charity organizations.
Women only six-hour trail race at Bennington Lake on April 10, 2027, run on a 5-mile Whitetail Trail loop with a 1-mile option in the final hour.
Mythic Race 2027 in Sikeston, MO offers on-site obstacle course 5k and 5-hour endurance events, virtual qualifiers, and a supervised 1.5 mile children’s race.
Trail 5k and 7 mile races start and finish at Fonta Flora Whippoorwill Farm in Nebo NC, run Lake James State Park trails with chip timing, medals, shirts, and a beer.
10 mile trail race on April 10, 2027 in Andover MA along the Merrimack River with aid stations, handmade prizes, and proceeds supporting trail maintenance.
A trail running event near Sisters, OR on April 11, 2027 offering 40 mile, trail marathon and 20 mile courses on Peterson Ridge and Metolius Windigo trails. The Rumble raises funds for Sisters High School Cross Country and Sisters Trails Alliance.
Mud Factor Tulsa is a 5K mud obstacle run at Tulsa Raceway Park on April 11, 2027, featuring Adult and KIDZ Family waves and a festival area for spectators.
A spring 2027 race weekend with a half marathon, 10K and 5K on a shaded wooded trail along the Five Mile Creek Greenway near Birmingham, Alabama, featuring chip timing, aid stations and shuttle service from a nearby campus.
A long-distance event on April 11, 2027 along the Poudre River Trail offering 50- and 100-mile solo and relay options through Bellvue, Fort Collins, Timnath, Windsor and Greeley.