United States
- Alabama 49
- Alaska 16
- Arizona 103
- Arkansas 38
- California 369
- Colorado 138
- Connecticut 49
- Delaware 13
- District of Columbia 10
- Florida 157
- Georgia 111
- Hawaii 4
- Idaho 21
- Illinois 90
- Indiana 63
- Iowa 49
- Kansas 38
- Kentucky 49
- Louisiana 37
- Maine 31
- Maryland 63
- Massachusetts 53
- Michigan 118
- Minnesota 59
- Mississippi 17
- Missouri 67
- Montana 33
- Nebraska 19
- Nevada 34
- New Hampshire 45
- New Jersey 64
- New Mexico 31
- New York 160
- North Carolina 143
- North Dakota 1
- Ohio 108
- Oklahoma 41
- Oregon 79
- Pennsylvania 198
- Puerto Rico
- Rhode Island 11
- South Carolina 68
- South Dakota 11
- Tennessee 67
- Texas 200
- Utah 81
- Vermont 33
- Virginia 168
- Washington 121
- West Virginia 32
- Wisconsin 70
- Wyoming 11
Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 4164 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
Leopold’s Preserve 5k and 10k in Broad Run VA offers in person 5K and 10K races, virtual options, and participation in the Sippin Series with the Farm Brewery at Broad Run.
Thacher Park Trail Running Festival on August 23, 2026 offers 10K, half marathon, marathon and 50K trail races with cupless aid stations and tiered entry fees.
Trail running at Paul Douglas Preserve on August 23, 2026, with approximate 4, 9.5, and 13 mile single-track courses.
A women-only 5K obstacle mud run at North Carolina Motorsports Park on August 23, 2026, featuring 18+ obstacles and open to ages 7 and up.
A trail 5K and 10K at Granite Beach for runners with or without dogs, featuring shaded single-track trails, mid-course aid stations, finisher medals and dog bandanas.
Out and back trail races at the Route 54 parking area in Weiser State Forest, featuring a 13.1 mile half marathon and a 3.1 mile 5K along reservoir lakes. Field limited to 300 entrants and proceeds support watershed conservation.
A 5K cross-country race at Waters Farm in Sutton MA, the first stop in the USATF New England XC Grand Prix with pre-registration $35 and day of $40.
Experience an engaging 8 mile trail race through the winding singletrack of Fredericksburg. Navigate rolling hills and punchy climbs in this focused event supported by the local running community.
Trail race at Westmoreland Sanctuary covering about 6.5 miles of rocky, rooty trails with parking at Fox Lane Middle School, awards by age group, and no dogs allowed.
Trail races on the Lehigh Valley Trail in Mendon on August 23, 2026 featuring a USATF certified half marathon and a 5K.
A two loop 4.15 mile cross country race on the fire roads of the UC Santa Cruz campus, starting and finishing at the meadow above the fire station and included in the Pacific Association USATF Grand Prix series.
East Lansing event on August 23, 2026 with a timed 5k on mostly grass trails and an untimed 1 mile fun run for kids. Hosted by the East Lansing Educational Foundation; registration fees apply.
A two-race cross country event at The Course in Spokane on August 23, 2026 featuring men's and women's 5K races, age-based entry fees, and awards for top finishers.
A self-timed 5 miles on a packed rail trail in Darlington, Maryland, held as part of the Harford County Running Club Dog Days of Summer Series. The course is stroller friendly with parking at Fisherman's Log and free registration.
A tribute family event in Jonesborough with a 5K, 1 mile Fun Walk, a mud obstacle run, and a virtual 5K; proceeds benefit the P.H.I.L. Foundation.
Two-day community festival at Palouse Divide Lodge on Aug 22-23 with outdoor activities, live music, camping, and both 10 km and 5 km fun run; admission is free.
Two obstacle events at Zelienople Community Park on August 23, 2026: a ninja style course with 10 challenges and a 1.2 to 1.5 mile looped obstacle race.
Community trail event at Alaska Pacific University featuring a muddy 3 km Bog Run and a 5 km Forest Run on the Mahaffey trails with free registration.
A point to point mountain ultramarathon in Logan, Utah with an official 215 mile route and 40,000 feet of climbing; the 2026 race was postponed to 2027.