United States
- Alabama 56
- Alaska 15
- Arizona 109
- Arkansas 44
- California 356
- Colorado 132
- Connecticut 39
- Delaware 16
- District of Columbia 14
- Florida 176
- Georgia 97
- Hawaii 9
- Idaho 12
- Illinois 69
- Indiana 71
- Iowa 31
- Kansas 35
- Kentucky 71
- Louisiana 32
- Maine 26
- Maryland 72
- Massachusetts 55
- Michigan 113
- Minnesota 48
- Mississippi 15
- Missouri 64
- Montana 38
- Nebraska 26
- Nevada 28
- New Hampshire 30
- New Jersey 74
- New Mexico 27
- New York 139
- North Carolina 166
- North Dakota 2
- Ohio 94
- Oklahoma 46
- Oregon 81
- Pennsylvania 176
- Puerto Rico 1
- Rhode Island 8
- South Carolina 68
- South Dakota 7
- Tennessee 72
- Texas 243
- Utah 70
- Vermont 22
- Virginia 142
- Washington 131
- West Virginia 31
- 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 4045 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 Halloween themed 5K trail run and 1 mile zombie walk at Ann & Chuck Dever Regional Park on October 17, 2026 supporting the Zoomers scholarship fund.
A 13.6 mile point to point trail run across Lake Barkley and Kentucky Lake bridges, with two and three person relay options and leash required dogs welcome.
Trail races at H.W. Lewis Ranch in Leakey TX on rugged rocky, dirt, and grass ATV trails, with multiple distances including a 50K featuring substantial elevation gain.
A 100 Mile ultra trail in Hickory with solo and team entries, a 4 mile loop course that is about 70% trails, 17,230+ feet of elevation and a stadium start/finish.
Mountain up-and-down race at Cranmore Mountain in North Conway offering 10 km and 5 km options, USATF sanctioned and $7,500 in prize money for 2026.
Trail running festival at Yellowwood State Forest on Oct 17, 2026, featuring 8M, half, marathon, 50K and a 2–4 person 50K relay with camping and course GPX files.
Trail races inside Marshall Gold Discovery State Historic Park offering distances from a kids run to a half marathon across singletrack, fire road climbs, and stocked aid stations.
Chip timed half marathon and 10K through the Alabama Hills with Mt Whitney views, raising funds for the John Wayne Cancer Foundation on October 17, 2026.
Rootrock Trail Run at Briar Chapel on October 17, 2026 offers 5K, 10K and half marathon on root and rock strewn single track with awards and a kids treasure race.
Cave Creek Thriller on October 17, 2026 offers 50K, 24K, 11K and 5K trail races around Cave Creek Regional Park and on the Maricopa Trail with cupless aid stations.
A weekend ultra on private one mile single track loops in Crystal Springs Mississippi with camping and basic amenities included for a $25 entry.
A 3.5 mile trail run and walk on the scenic, flat Mill Pond Trail at Woodtick Recreation in Wolcott CT on October 17, 2026. Tiered online registration is available and a post-event meal is included with registration.
A trail 10K in Olathe, KS on October 17, 2026 organized by Team Sparkle with water-only aid, a cupless policy, and a portion of entry fees donated to Urban Trail Co.
Trail races at Sam Houston Jones State Park on October 17, 2026 with 50K, 25K and 7.78 mile options plus an 8 mile ruck division.
Point to point 50K on October 17, 2026 along the Florida National Scenic Trail west corridor, requiring GPX navigation and a carried phone.
A self-paced event on a well-marked 1-mile loop at Weymouth Woods, offering a 4-hour repeat challenge and a three-loop 5K with run and ruck options.
A Halloween themed charity event in Dunedin with a 5K, a 1 mile fun run and a virtual 5K supporting Club-214 Land & Sea and local veterans.
Trail races on Mount Diablo in Walnut Creek on October 17, 2026 offering 30K, half marathon, 10K and 5K on hilly trails with possible mud and creek crossings.
A 5 km desert trail run at Shangrai La Ranch in New River, Arizona, where nudity is encouraged but not required. Registration includes a day visit with pools, a café, clubhouse and game room, and the race is chip timed.
A sold out 20 mile single-loop hike at St. Croix State Park with water stops, a finisher medal, and roughly 400 feet of elevation gain.