United States
- Alabama 55
- Alaska 15
- Arizona 109
- Arkansas 44
- California 354
- Colorado 131
- Connecticut 38
- Delaware 16
- District of Columbia 14
- Florida 174
- Georgia 97
- Hawaii 9
- Idaho 12
- Illinois 69
- Indiana 71
- Iowa 30
- Kansas 35
- Kentucky 71
- Louisiana 29
- Maine 26
- Maryland 72
- Massachusetts 55
- Michigan 112
- Minnesota 48
- Mississippi 15
- Missouri 64
- Montana 34
- Nebraska 22
- Nevada 27
- New Hampshire 29
- New Jersey 74
- New Mexico 28
- New York 136
- North Carolina 165
- North Dakota 2
- Ohio 93
- Oklahoma 44
- Oregon 80
- Pennsylvania 175
- Puerto Rico
- Rhode Island 8
- South Carolina 68
- South Dakota 7
- Tennessee 72
- Texas 242
- Utah 68
- Vermont 21
- Virginia 141
- Washington 123
- West Virginia 29
- 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 3997 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!
December 2026
Trail running event in Ville Platte, Louisiana on December 5, 2026, with single-track routes through cypress swamps and multiple race distances.
34 hour ultrarun on a 2 mile loop along the Chattahoochee River in Valley, AL, supporting the town's holiday carousel tradition.
Trail races at Cloudland Canyon State Park in Rising Fawn GA on December 5 and 6 2026, offering distances from 5 miles to 50 miles with published elevation and cutoffs.
A Laurens, SC endurance event on Dec 5, 2026 featuring a 2.5 mile loop, a last runner standing running division, and a 12 hour ruck division with a 25 lb ruck.
Trail ultra around Colossal Cave Mountain Park near Vail with 50 Mile, 55K and half marathon options on scenic sections of the Arizona Trail.
Night trail races at McDowell Mountain Regional Park offering 25K, 10 Mile and 5.2 Mile courses with aid stations, live tracking, and a Double Down option the same day.
Multi-distance trail event near Brownstown IN with 100K, 50K, 10 mile and team relay plus live tracking, aid stations, and weekend cabin and meal options.
Trail runs on December 5, 2026 in McDowell Mountain Regional Park offering distances from 5 miles to 50 miles on Sonoran Desert single track.
Krampuslauf brings a Krampus-themed running event to Dartmouth Skiway in Lyme, New Hampshire, with 5K and 10K loops and a 9 hour 10K lap challenge. Finishers receive medals and lap runners collect pins and a 50K medal.
A trail race at Ray Roberts Lake offering 4M, 10M, 20M and 50K distances on single track and some technical terrain. Runners must carry personal hydration and aid stations are cupless.
Trail marathon and half marathon at Amicalola Falls State Park in Dawsonville, GA, with a full race of two 13.1 mile loops, 605 Appalachian Approach steps, and two aid stations.
A December trail ultramarathon near Springfield, MO offering looped courses and races from 10 miles up to 100 miles, with Base Camp, on-site camping, and finisher awards.
Trail ultramarathons in Triangle VA with 50K, 100K and 100 mile options on a looped single track course.
A 28k trail run in Fremont Canyon at Irvine Regional Park featuring about 3800 feet of elevation change and four aid stations. The course runs on fire roads, is cupless, and participants are asked to carry personal hydration.
Experience an exclusive trail event at the Harry S. Frazier Scout Reservation featuring looping courses through Kentucky forest and a runner's village by John Barr Lake with distances from 5K up to 100 miles.
A multi-distance trail event at Hitchcock Nature Center offering 100 mile, 101K, 50 mile and half marathon loops with three staffed aid stations per full loop. Proceeds support Hitchcock Nature Center and the local trail system.
Trail races in Malibu offering 30K, 50K and 50 Mile courses on coastal singletrack and fire road with significant climbing and ocean views.
A multi-distance trail event in Middleburg, Florida on Dec 5–6, 2026 with a 7.2 mile loop, cupless aid stations, limited campsites, and proceeds supporting local forest and outreach groups.