Trail Running Calendar United States 2025-2026

The Horseshoe Bend Ultras, held in Page, Arizona, offers three race distances: a 50-mile, 55K, and half marathon. The courses showcase stunning natural landmarks, including Antelope Canyon and the iconic Horseshoe Bend of the Colorado River. Runners traverse desert sand and slickrock, with routes fe..

Lehigh Gap Nature Center hosts a 10k trail run and a 2 mile scramble in Slatington, Pennsylvania. The loop starts and finishes at the Nature Center, weaving through the center’s trails and key segments of the D&L Trail. Runners enjoy a flat start, a short steep ascent on the Bobolink Trail, fern-lin..

Located in Northeast Ohio, the Canal Corridor 100 Mile Endurance Run is a 100-mile ultramarathon along the Towpath Trail of the Ohio & Erie Canalway, starting and finishing in Akron with an out-and-back to Canal Basin Park in Cleveland. The 9th edition runs on a flat, fast course of crushed limeston..

The Devils Race Track Backyard Ultra takes place at Wade Mountain Preserve in Huntsville, Alabama (10130 Spragins Hollow Rd NW). It uses Lazarus Lake’s format: a 4.167-mile loop must be completed within one hour to continue, with a new loop starting each hour. Daylight runs use runnable trails throu..

Indiana Trail 100 is an Ignite Trail Series ultramarathon held at Chain O’Lakes State Park in Albion, Indiana, on October 11–12, 2025. The event offers 100-mile, 75-mile, and 50-mile race distances run on a multi-loop trail course. It serves as a Western States qualifier and is renowned for its enth..

The RAF Trail Race Series, held in Bruceton Mills, West Virginia, is a trail running event hosted at Coopers Rock State Park in honor of Robin Ames. Scheduled for October 11, 2025, it offers multiple race distances including 50K, 25K, 10K, 5K, a 1-mile fun run, and a 50K relay option for teams of fi..

Flatrock in Dacula, Georgia, is a grassroots trail ultramarathon offering a 50K, a half marathon (13.1 miles), and the optional 50/50 Challenge. The course features undulating, non-technical single-track through wooded terrain, with short hills that keep things moving. The 50K consists of two 13.2-m..

Angel's Rest is a trail running event in the Columbia River Gorge near Cascade Locks, Oregon, starting at Benson State Recreation Area. Distances include 50K, 20 Mile, 10K, and a 10K Youth Trail option. Runners enjoy sweeping gorge views, Multnomah and Wahkeena Falls, and climbs to Larch Mountain wi..

Set on the Bizz Johnson Trail in Lassen National Forest, this USATF-certified event offers a fast, mostly downhill course from Mason Station near Westwood to Susanville. Distances include 50K and Marathon (each a point-to-point race with a 929-foot net downhill and a 1,300-foot descent in the final..

Broad River Trail Run is a two-distance trail event in Shelby, North Carolina, hosted by Broad River Greenway. It offers a 10-mile or 5K race, both starting at the Ranger Station and finishing at the River Trail playground. The 10-mile course weaves west along the River Trail and traverses several s..

The Caveman Challenge at Waterloo Lake in Denison, TX, is an inaugural trail running event offering multiple distances including 50K, marathon, half marathon, 10K, 5K, and a fun run/lake walk. The course features a rugged trail with dirt, rocks, roots, and scenic views overlooking Waterloo Lake. A u..

The Trails 4 Miles is an annual trail running event held at Sherando Park in Stephens City, Virginia. The main race is a challenging 4-mile course featuring mixed surfaces, including paved paths and wooded trails through the scenic Sherando Park Mountain Bike Trails. Runners experience beautiful fal..

DeClue Loops Trail Race is a premier Missouri trail event held at Greensfelder Park in Wildwood. The DeClue Trail offers four distance options: 8 miles (one loop), 16 miles (two loops), a marathon (three loops), and 50K (four loops) on an 8.2‑mile loop starting and finishing near the Visitor’s Cente..

Highground Trailfest in Neosho, MO is a daylong outdoor race at Morse Park (563 E Spring St, Neosho 64850). Participants choose from trail runs of 5k, 10k, or 15k, and mountain bike races of 10k or 20k, with the option to compete in both disciplines. The event markets an action-packed day of trail r..

Arrowhead Endurance Run takes place at Arrowhead Lake Campground in Johnston City, Illinois, just north of Marion. The course is a certified 2.07-mile loop around Arrowhead Lake, predominantly gravel with a short concrete section by the boat ramp, offering less than 50 feet of elevation change per l..

NIJC Community for Immigrant Justice 5K is a 5K run/walk organized by the National Immigrant Justice Center. It offers in-person participation on race day at Millrace Trail in Goshen, Indiana, or a virtual option through the race week. Participants can run a 5K on the Millrace Trail course or on the..

Rainbow Ridge 20k/50k is the inaugural ultramarathon in the Pacific Northwest near Rainbow, Oregon along the McKenzie River corridor. The event offers two rugged distances: 20k with a ~2,600-foot ascent to Kings Castle summit and a fast, single-track descent back to the upper McKenzie community cent..

The Ives Run Trail Challenge is a 4-mile trail race held at the Ives Run Recreation Area in Tioga, Pennsylvania. The course features varied terrain, offering a technical yet approachable route for runners of different abilities. This annual event occurs on Saturday, October 11, 2025, at the Stephenh..

Storm the Day - Sunrise to Sunset is a community endurance event held at Prairie Island Campground in Winona, Minnesota. The course is a 2.5-mile loop—the flattest in The Storm Trail Race Series—crafted for all speeds. The clock runs from sunrise to sunset, and participants can complete as many loop..

Death By a Mile is a unique endurance running event held at Skeetawk Ski Area in Palmer, Alaska. Participants run as many one-mile loops as possible within set time frames of 12, 6, or 4 hours, with options for morning or afternoon sessions. The course features the Meadow Loop trail atop Skeetawk in..