Explore the best trail runs in the United States for 2026-2027! Our updated list features 4026 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
The Cruel Jewel 50 will take place in Blue Ridge on Saturday 15 May 2027. You can run 58 miles.
Austin Trail Experience at Reveille Peak Ranch offers a scenic Trail 10K through central Texas singletrack and slickrock with cactus-lined sections. The weekend also features Spartan obstacle course races and spectator options.
A scenic trail run at Snow Summit in Big Bear Lake, featuring flowy singletrack, technical climbs and descents, Southern Sierra views, wildlife, wildflowers, and a Trail 10K distance on May 16, 2027.
Armadillo Trail Run is a Spartan Trail 10K on May 16, 2027 at Reveille Peak Ranch in Burnet, Texas, featuring narrow singletrack, slickrock and cacti. The event is part of a Spartan race weekend and includes spectator access.
Mud Factor Sacramento is a 5K mud and obstacle run at the 300 acre Mahon Ranch in Elk Grove on May 16, 2027, with adult and Kidz family waves, advertised entry fees from $27, and a $10 cash spectator fee for festival access.
A chip timed 5K at Ledge Rock Hill Winery in Lake George on May 16, 2027, run and finish on a mostly grass cross country course with mildly challenging terrain. Registration includes a T shirt, collapsible wine glass, finisher medal, and a..
A community 5K in Ellenville starting and finishing at Aroma Thyme Bistro, with a course along the base of the Shawangunk Mountains and a stretch on the newly resurfaced Rail Trail. Proceeds benefit local food pantries and youth scholarship..
A 24-hour lap-based relay at Whitewater Center in Charlotte where teams of 2 to 12 earn points per completed lap, with on-site camping, included meals, bonus point windows and a cap of 400 participants.
A wet and sandy 5K obstacle course at Pere Marquette Beach featuring 25 obstacles; entries include competitive and fun run options. Registration carries a fee and each entry includes a moisture-wicking shirt, with all proceeds supporting Mu..
Tough Mudder Philly on May 22, 2027 offers 5K and 15K obstacle runs plus an Infinity multi‑lap option and spectator access. The Plantation Field course features rolling hills, riverbed crossings, thick mud and a rural setting about an hour..
A looped hill endurance event in Cumberland Rhode Island where participants run or hike as many laps as possible within a 12 hour period. The top male and female who cover the greatest distance are named King and Queen of the Hill.
A trail run of about 10k that features roots, gravel, rough terrain and low hanging branches. Water stops are self serve and participants must bring their own hydration; wave starts are used to manage trail volume.
A 5K trail run plus a free kiddie dash at Blydenburgh County Park in Hauppauge, with mixed trail surfaces, on-site parking options, post run refreshments, and proceeds benefiting the Never Stop Running Foundation.
The Frontline OCR will take place in Byron on Saturday 22 May 2027. You can run between 5 and 10 kilometers.