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 trail running festival at Thacher State Park on August 23, 2026, offering 10K, 13.1M, 26.2M and 50K courses that share the same first 10K loop. The cupless event has multiple aid stations, post-race food, and medals for marathon and..
Trail races at Paul Douglas Preserve offering approximate 4, 9.5 and 13 mile single-track courses as part of the Dick Pond Athletics Darn Tough Trail Race Series.
A women-only 5K obstacle mud run in Raleigh on August 23, 2026, held at North Carolina Motorsports Park with 18+ obstacles; open to women aged 7 and up who can run, jog, or walk the course.
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 Massachusetts that opens the USATF New England XC Grand Prix series. Separate men's and women's open races, on site registration, and a post race awards ceremony.
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.
On August 23, 2026 Raptor Ridge stages a 6.5 mile trail race at Westmoreland Sanctuary in Mount Kisco, New York. The event starts and finishes at the Fox Lane High School campus, dogs are not allowed and non perishable food donations are collected.
A half marathon and a 5K on the Lehigh Valley Trail in Mendon on August 23, 2026. The half is USATF certified and part of the Rochester Runner of the Year series, with prizes and commemorative items for early registrants.
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 community tribute on August 23 featuring a 5K with digital timing, a 1 mile fun walk, a family mud run with obstacles, and a virtual 5K; proceeds support the P.H.I.L. Foundation.
A four-date midweek trail series at Lory State Park with races from 5k to 12k; the August 25 Eltuck Valley 12k is a mostly flat 12 km course with post-race pizza and beverages.
A weekly trail race series in Williston, VT offering 5 km and 2.5 km options with adult and youth categories, bib pickup and on-course water refill. Events run rain or shine and follow a posted thunder and cancellation policy.
An untimed vineyard 5k and kids grape juice run at Bishop Estate with finisher medals, post-run music and tastings, supporting the Hilltown volunteer fire company.
A 5k trail run at Red Rock Wilderness near Silverado, CA featuring fire roads and single track, 300 feet of climbing, one aid station, a cupless policy, and no pets allowed.