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!
August 2026
A community mud run at Lewiston Community Park each August featuring climbing, crawling, muddy obstacles and a Mini-Mudder for kids. The event reports thousands of participants, local charity donations, and many volunteer roles.
Experience the Midland City Forest trails by day or night at the 10th annual Red Moon Trail Run. Choose from various distances marked by LED guides on a flat loop course with professional timing and finisher medals.
Ocean State Ultra in West Greenwich, Rhode Island (August 29–30, 2026) offers a 100 mile race with a 34 hour limit plus 12 and 6 hour loop events; registration runs March 30 to August 17, 2026.
Limited field trail races on Angel Island with a 10K single loop and a half marathon that completes two loops, with ferry included in registration.
In-person and virtual 1 mile, 5K and 10K events at Lincoln Way Vineyards in Wooster OH on August 29 2026 with race items and a wine pour.
Trail runs at Sunset Bay State Park offering a half marathon, 15K, 4-mile trail and 1-mile beach fun run along the Oregon Coast.
A stadium based Spartan Stadion at Citizens Bank Park on August 29, 2026, featuring a 5 km course with 20 obstacles, a kids race, spectator access, and team options.
A night trail run at Estero Llano Grande State Park with 5k, 10k and 10 mile looped courses, youth options, two aid stations, medals for all finishers and overall awards for top three male and female.
Run Like the Wind in Allenspark on August 29, 2026 features a 5K race, a 2K run/walk and a dog jog option. Proceeds benefit The Old Gallery and participating dogs are entered in an amateur dog show.
A high elevation 50 mile mountain ultramarathon in Ouray, Colorado with 23,582 feet of gain, required volunteer service, SPOT tracking, and drug tested podium prizes.
Endurance race on one of Cleveland's steepest hills where runners complete as many laps as possible within 1, 3, 6, or 12 hour limits. All registrations and donations go directly to cancer patients through the Nelson Family Foundation.
A backyard ultra at Oak Mountain State Park where runners repeat a 4.167 mile loop each hour until one runner completes an extra loop and wins.
A roughly 35 mile out and back ultra through Wiley Canyon near Lexington Nebraska, plus 10K and 5K options on mixed paved and gravel roads.
An inclusive trail festival at Northfield Mountain on August 29, 2026 that centers queer and trans runners and allies. It offers a 20k prediction race, an untimed 5k fun run or hike, and a Kid's Run with community-focused prizes.
A 50K trail race in Forest Park Queens featuring 12 laps of a 2.5 mile loop with about 300 feet of climb per lap and a published 8 hour cutoff.
A two hour loop challenge on the Oneonta High School cross country course where runners complete as many 1.35 mile loops as possible. Registration is free and donations at packet pickup support Oneonta High School Cross Country.
Trail races at Oakes Quarry Park on August 29, 2026 offering a 1.55-mile fun run, plus 5K, 10K and a 15K made of laps on a 1.55-mile out-and-back loop.
A community festival run at Furnace Run Park on August 29, 2026 featuring a mixed-surface 5 km loop and a 1 mile option, with proceeds benefiting local parks.
A community-hosted trail event in Kotzebue, Alaska above the Arctic Circle, offering full and half marathon courses over dirt roads, beach, and trail. Registration opens April 29, 2026.