United States
- Alabama 47
- Alaska 22
- Arizona 104
- Arkansas 27
- California 344
- Colorado 137
- Connecticut 46
- Delaware 8
- District of Columbia 11
- Florida 135
- Georgia 107
- Hawaii 3
- Idaho 25
- Illinois 83
- Indiana 59
- Iowa 38
- Kansas 34
- Kentucky 43
- Louisiana 29
- Maine 33
- Maryland 60
- Massachusetts 51
- Michigan 109
- Minnesota 58
- Mississippi 16
- Missouri 69
- Montana 32
- Nebraska 17
- Nevada 31
- New Hampshire 45
- New Jersey 54
- New Mexico 28
- New York 152
- North Carolina 129
- North Dakota 1
- Ohio 107
- Oklahoma 28
- Oregon 71
- Pennsylvania 176
- Puerto Rico
- Rhode Island 11
- South Carolina 54
- South Dakota 11
- Tennessee 69
- Texas 181
- Utah 86
- Vermont 34
- Virginia 149
- Washington 111
- West Virginia 25
- Wisconsin 71
- Wyoming 12
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 3937 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
A timed trail event at Rothwell Park where participants complete as many one mile loops as possible within a chosen 3, 6 or 12 hour category; entries are available as solo runs or three person team relays and proceeds support Special Olympics Missour..
A late-season trail running event on Antelope Island near the Great Salt Lake offering multiple distances and scenic desert ridgelines. The 2026 program adds a 75K to Frary Peak and a 10 mile singletrack loop around Bridger Bay.
A 3.1 mile community run through Overton Park where dogs are welcome and proceeds support Dogs 2nd Chance rescue in the Mid-South.
Trail races near Canadice and Hemlock lakes offering marathon, 15K and a point-to-point 5K with technical single-track sections and two major climbs.
A 5K trail run on wooded, hilly camp trails in Bedford, Indiana on 10/10/2026; proceeds fund scholarships to send children to camp. All finishers receive a medal and top male and female receive awards.
Loop Krug Park in repeated timed laps with 3.6 mile, 6.1 mile and extended challenge options, with proceeds supporting St. Jude.
A trail running event in Columbus, Indiana on 10/10/26 offering 10K and 5K distances with a course map and online registration listed.
A community 5K and 1K kids race at Kilgore Creekside Trail that raises funds for the Kilgore ISD Education Foundation, with packet pickup the day before, prizes, and a non-racing supporter option.
A point to point 15K at Babcock State Park on October 10 2026 with long trail sections along Mann's Creek Gorge, fall colors, two aid stations and shuttle service.
Trail run and walk at Backbone State Park on October 10, 2026 with two route choices: a 4 mile loop and a 10K lake loop. Day of registration is available and proceeds support Backbone State Park.
Trail races of 5K, 10K, half marathon and 35K around San Pablo Reservoir on EBMUD trails, with chip timing, stocked aid stations, a cupless policy, and a 300-runner capacity.
Limited-entry fatass style 25 and 50 mile trail run near Foresthill, CA, featuring extensive climbing, off trail navigation, and a shared drop bag location.
Continuous loop endurance race at Eddie D. Jones Park in Keithville, LA. Runners complete repeated 3.1 mile loops to reach either 40 miles or 50 miles within a 12 hour time limit, with a centrally stocked aid station.
A loop-format trail event at Eddie D. Jones Park where participants run repeated 3.1-mile loops on mostly flat dirt and grass, choosing how many laps to complete.
A charity running event in Solon, Iowa featuring a timed 5K and a Monster Mile, with all proceeds to the Arthritis Foundation to support pediatric rheumatic disease awareness.
First annual 4 miles trail run and hike at York River State Park on October 10, 2026. Dirt trails include single track and gravel, the format is non competitive, all finishers receive medals and leashed dogs are allowed.
Trail races in Knoxville's Urban Wilderness with 50K and 10K options that use the city trail network and multiple park areas.
A 12-mile out-and-back to Tesuque Peak in the Santa Fe National Forest, The Big T marks its 40th running on October 10, 2026, with proceeds benefiting Wings of America and a stated $5,000 fundraising goal.
Trail race in Gonzales Canyon at Solana Ranch Park with 10 mile, 10K and 5K courses and a 300 runner field limit.
A 5K fundraiser at Three Strands Vineyard in Dallas GA on October 10 2026 that runs through the vineyard and includes a Wags and Wine post race event.