United States
- Alabama 47
- Alaska 22
- Arizona 101
- Arkansas 26
- California 341
- Colorado 138
- Connecticut 46
- Delaware 9
- District of Columbia 11
- Florida 133
- Georgia 107
- Hawaii 3
- Idaho 23
- Illinois 87
- Indiana 62
- Iowa 43
- Kansas 34
- Kentucky 43
- Louisiana 26
- Maine 33
- Maryland 60
- Massachusetts 53
- Michigan 115
- 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 28
- Oregon 71
- Pennsylvania 181
- Puerto Rico
- Rhode Island 11
- South Carolina 55
- South Dakota 11
- Tennessee 66
- Texas 177
- Utah 86
- 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 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!
May 2027
A 5k through Whittier Narrows Park with tacos, beer for 21+, live mariachi and a post race festival; packet pickup occurs the day before and a 2 hour time limit applies.
Trail and ultra races at Flat Creek Crossing Ranch near Johnson City TX on May 1 2027 offering looped courses from 5K to 100K with aid stations and specific gear requirements for longer distances.
Trail races of 50M, 50K and 25K around Sun Mountain near Winthrop WA, featuring lakeside finishes, shuttle service and on-site camping.
A trail running event at the Agricultural History Farm Park in Derwood, Maryland, featuring lap based 3, 6, and 10 hour Challenges and a conventionally timed marathon and 25K. Volunteers receive the same finishers' swag.
Multi-distance trail event at Great Seal State Park featuring a rugged 20-mile single-track loop, multiple aid stations, pacer and crew rules, and a 100-mile 36-hour cutoff.
A self-paced family adventure run at the YMCA in Raleigh on May 1, 2027, featuring a 2+ mile outdoor course with 20+ creative challenges, mud features and a large slip and slide; shirts for early registrants and finisher medals.
Trail Demon presents scenic, technical trail races of 5 km and 10 km near Foggy Bottom Road in Bluemont, VA on May 1, 2027, with virtual entry options.
A multi-distance run through historic Augusta and the Katy Trail with wooded park sections, wine-country passport, post-race music and on-course aid stations.
Trail races of 10K and 20K at Whipple Dam State Park in Boalsburg, PA, on unpaved forest roads through Rothrock State Forest.
Trail running in the Stinson Beach and Muir Woods area with marathon, half marathon and 7 mile options. The event is organized by Enviro Sports and is tentatively scheduled for May 2027.
Marathon and half marathon on the C&O Canal Towpath at Fletcher's Cove in Washington DC on May 1, 2027, featuring a mostly crushed gravel out and back course with river views.
Trail races in Lone Pine, CA on May 1, 2027 offering 50 mile, 50K, marathon and 10 mile courses through the Alabama Hills near Mt Whitney with ten aid stations.
A 50 mile ultra, a 26.2 mile trail marathon, and relay options on the Shawangunk Ridge to raise funds for Mohonk Preserve.
A 57 mile team running relay in Bend, Oregon with brewery exchange points and a riverside beer festival at Drake Park.
A 253.3 mile point to point trail race from Black Canyon City to Flagstaff across varied Arizona terrain with 21 aid stations and a 125 hour cutoff.
A 150-hour timed ultra in Mack, Colorado featuring five off-pavement routes totaling about 55 miles per journey and separate crewed and uncrewed divisions.
Sisters Country offers spring trail racing in Sisters, Oregon with a 50K and a Half Marathon, both starting and finishing at Village Green Park on May 2, 2027. The event includes aid stations, finisher medals, post-race food, and a local high sch..
Trail races at Wildlife Prairie Park in Hanna City, Illinois with 5K and 10K loop courses on maintenance trails and single track. Day park admission is included and the event features awards, post race snacks, and volunteer opportunities.
An 8K run/walk at Lakeside Park in Piedmont, SC, over natural trails with awards and new race apparel; fee $29 and the first 100 participants receive custom socks.