United States
- Alabama 53
- Alaska 14
- Arizona 105
- Arkansas 43
- California 345
- Colorado 128
- Connecticut 38
- Delaware 15
- District of Columbia 14
- Florida 173
- Georgia 91
- Hawaii 9
- Idaho 11
- Illinois 65
- Indiana 63
- Iowa 26
- Kansas 33
- Kentucky 68
- Louisiana 32
- Maine 25
- Maryland 72
- Massachusetts 54
- Michigan 101
- Minnesota 42
- Mississippi 14
- Missouri 63
- Montana 36
- Nebraska 24
- Nevada 25
- New Hampshire 27
- New Jersey 70
- New Mexico 26
- New York 134
- North Carolina 157
- North Dakota 2
- Ohio 87
- Oklahoma 45
- Oregon 74
- Pennsylvania 161
- Puerto Rico 1
- Rhode Island 8
- South Carolina 65
- South Dakota 6
- Tennessee 68
- Texas 235
- Utah 60
- Vermont 19
- Virginia 135
- Washington 125
- West Virginia 28
- Wisconsin 64
- Wyoming 5
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3830 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!
October 2026
Trail races in Nevada City on October 11, 2026 offering a half marathon, 10K and 5K over mixed terrain with proceeds supporting Mines to Pines trail development.
Trail races at Mohawk Mountain Ski Area in Cornwall, CT on October 11 with 5K, 10K, half and full marathon courses over ski slopes and Mohawk State Forest.
Multi-distance trail races on the historic Bizz Johnson route in Susanville featuring a net-downhill certified marathon, river canyon bridges, and two railroad tunnels.
Trail half marathon in New Rochelle running a single loop through five Westchester parks on mostly dirt shaded trails with frequent wildlife on October 11, 2026.
Cross-country festival in Wayland with youth 3 km races and open 5 km races, team competitions and awards on a course through fields and wooded trails.
A Day of the Dead themed event at Heritage Park in Corpus Christi with distances from a kids dash to a chip timed half marathon, plus a costume contest and post race rally.
Scenic 5K at Running Hare Vineyard in Prince Frederick with chip timing, complimentary drink for those 21 and over, tech shirt options, post-race music, and on-site food and refreshments.
A fall trail run at Lake Elmo Park Reserve with 10K, 5K, a kids fun run and a double up option. Aid stations are provided, leashed dogs are welcome, and the day concludes with a bonfire and pancake breakfast.
Experience a unique trail event at Milkhouse Brewery in Mount Airy featuring a 5 mile race and timed ultra challenges. Complete as many loops as possible over four or eight hours on this scenic farm course.
Trail runs and a 1-mile walk at Fox Hill Nature Preserve on 10/11/2026, held to support conservation in the Cedar Lakes region; varied distances include 5K, 10K, a 1-mile walk, and a Kiddos 1K.
Experience the beauty of Western Maryland at Rocky Gap State Park with 25K and 50K trail races. Run solo or join a relay team to navigate three distinct loops featuring scenic lake views and ridge traverses.
Rugged trail races at Pawtuckaway State Park offering a half marathon and a 5-mile course across boulder fields, single-track, streams, and a rocky climb.
Trail event near Wellsboro, PA with 15K, 25K and 50K routes through Tioga State Forest, substantial elevation gain, staffed aid stations and post race food and entertainment.
Halloween themed running event at Highbanks Metro Park with races from a kids dash to a half marathon and both in person and virtual options.
A 5K trail run/walk in Powers, Michigan on October 11, 2026, held on wooded trails to raise funds for people in the mountains of Honduras; registration runs Jan 13 to Oct 10 with a $40 fee.
Mud Factor Lubbock is a family-friendly 5k mud and obstacle run at TNT Raceway on October 11, 2026, with adult and KIDZ family wave options and required waivers.
Trail race at the Delaware TrailHead near Meriden KS on a 6.75 mile single track loop with distances from quarter marathon to 40 mile, staffed aid and drop bag support.
A community trail event on October 11, 2026 at Bretton Woods Recreation Center in Darnestown, MD offering a 5K trail run and a 1 mile walk. The event raises funds and awareness for addiction prevention, education, and support.
A 5K and 1 Mile Fun Run at the Dighton Rehoboth High School cross country course raising funds for student Unified programs, with early registration and event awards.
A fully human powered 100k in Norway, Maine combining 25 km of trail running and 75 km of cycling across six preserves, with proceeds supporting local nonprofits.