Trail Running Calendar United States 2025-2026

Pen Park Trails Fest is a trail-running celebration at Peninsula State Park in Fish Creek, Wisconsin. It offers two distances: 30K and 14K. The 30K starts with a scenic two-mile gravel section before venturing onto the park’s single-track and multi-use trails, climbing the Niagara Escarpment and cro..

The Catalina Island Half-Marathon & 10K is a scenic trail running event held in Avalon, California. The half-marathon covers 13.1 miles, starting in Avalon and passing the historic Wrigley Mansion before entering Catalina Island’s rugged interior. Runners face challenging climbs leading to breathtak..

The Ocotillo Trail Endurance Challenge is a timed endurance event held in Carlsbad, New Mexico, set in the scenic Southwestern Chihuahuan Desert near the Living Desert Zoo & Gardens. Participants can choose from 1-hour, 4-hour, or 8-hour solo challenges, or join 4-hour and 8-hour relay teams. The ra..

Squatch Till You Drop is a two-day trail running event held at Allsopp Park South in Little Rock, Arkansas, celebrating local Sasquatch folklore. The event features a challenging approximately 5k technical single-track course through historic Sasquatch habitats. On November 8, participants can join..

Run The Rock is a two-race trail event near Bend, Oregon, held in Smith Rock State Park and the Crooked River National Grasslands in Terrebonne. The weekend features a 50K and a Half Marathon on looped courses with dramatic views of the Cascade Range. The 50K navigates nearly all Smith Rock trails,..

The Veterans' Honor Run: 22 Hours of Tribute is an annual event held at Heritage Park in Canton, Michigan, designed to raise awareness about veteran suicide. The main feature is a 22-hour ultra run where participants complete as many loops as they can on a roughly 1-mile paved course with mostly fla..

The Rancho Hills Trail Run - Fall is a challenging trail running event held at the Rancho Cañada del Oro Open Space Preserve in Morgan Hill, California. The race offers a variety of distances ranging from 5K to 50K, including 8-mile, 10-mile, half marathon, 30K, and trail marathon options. The cours..

The MCRRC Stone Mill 50 Mile Run is a 50-mile trail ultramarathon in Montgomery Village, Maryland, organized by MCRRC. The course uses forested, rolling terrain along the Seneca Greenway and Muddy Branch trails in Montgomery County, primarily on single-track dirt trails with small stream crossings...

Woodpecker Six is a six-hour endurance trail run held in Linn County's scenic Pinicon Ridge Park near Central City, Iowa. The course features a challenging 1.2-mile loop with two significant climbs and multiple stairs, totaling about 215 feet of elevation gain per loop through heavily wooded terrain..

Moab Trail Marathon is a multi-race weekend in Kane Creek Canyon near Moab, Utah. It features a Trail Marathon, Saturday Half Marathon, Sunday Half Marathon, 10K Trail Run, Kid’s K, and the Collegiate Half Marathon National Championship. The Saturday Half is a USATF National Championship, with separ..

The Goblin Valley Trail Runs, held in Green River, Utah, offers a unique trail running experience through a landscape filled with thousands of hoodoos, known as Goblins—mushroom-shaped rock formations. The event features multiple race distances including a Trail Marathon, Marathon Relay, Half Marath..

The Hybrid 8K is a unique running event held in Danville, Virginia, that combines both trail and road running for an exciting race experience. Participants can run solo or as part of a four-person team. The course begins at Anglers Park, where runners start in the parking lot before entering the woo..

Red Rock Canyon Ultra is a trail race held near Las Vegas, Nevada, in Red Rock Canyon National Conservation Area. It offers 100K, 50K, and 17K distances, with the 100K spanning Red Rock and Cottonwood Valleys before finishing in Blue Diamond. Runners traverse from the Red Rock Visitor Center through..

The Route 66 UltraRun is a 140-mile ultramarathon held annually in Seligman, Arizona, celebrating the historic Mother Road. The event offers a welcoming atmosphere with no qualification requirements, encouraging runners, crews, volunteers, and spectators to join the first mile together. Participants..

The Bobcat Trail Marathon in Glouster, Ohio, is a challenging trail running event held at Burr Oak State Park. Scheduled for November 8, 2025, it features a marathon and a half marathon. The marathon is a single-loop course that is 90% trail and 10% asphalt, showcasing rugged terrain with rolling hi..

Thunderbird Trail Run, organized by Outlaw 100, takes place in the Norman, Oklahoma area, within Lake Thunderbird State Park. Lake Thunderbird State Park encompasses 1,874 acres about 12 miles east of Norman. It offers 100K, 50K, 25K, 12.5K, and 5K on fast, runnable single-track trails—a flat, easy-..

NCTRaces: 15x is a Last Runner Standing ultra held at Palmer's Landing in Solon Springs, Wisconsin, along the North Country Trail. The course is a 1-mile out-and-back loop (½ mile out, ½ mile back) attempted in 15-minute intervals; any runner who cannot finish within the window is eliminated. The St..

Set in Sleepy Hollow, New York, the Pocantico Hills Marathon offers two distances: a full marathon and a half marathon run through Rockefeller State Park Preserve. The courses are single loop, rolling and hilly, with scenic views of the Hudson River and the Palisades. Runners pass past fields, stone..

EX2 Adventures’ Schaeffer Half Marathon and 10K Trail Run takes place at Button Farm Living History Center in Germantown, MD, on Schaeffer Farms. The course features Schaeffer’s renowned twisty singletrack and open farm-field segments, offering a rugged mix for trail runners. Distances include a hal..

Mountaineer Rumble at Kings Mountain State Park, Clover, SC, offers four distances: 10 Mile, 50K, 100K, and 100 Miler. The course is a loop on the CCC Multi-Use Trail with about 650 feet of elevation gain per loop. Distances are built from loops: 50K three loops plus a half-mile out-and-back; 100K s..