Trail Running Calendar United States 2025-2026

The Napa Fall Wine Country Marathon is an annual trail running event held at Bothe-Napa Valley State Park in Saint Helena, California. Celebrating its 33rd year, the race offers marathon, half marathon, and 10K distances. The course features lush single-track trails with hills, streams, and rocky te..

The Carkeek 12-Hour is a challenging trail running event held annually at Carkeek Park in Seattle, Washington. Celebrating its 19th edition in 2025, the race offers both 12-hour and 6-hour options on a 1.93-mile loop course featuring 436 feet of elevation gain per lap, including rolling trails and s..

The Trail Run at Sly Park - Fall is a scenic trail running event held at the Sly Park Recreation Area in Pollock Pines, California, within the El Dorado National Forest. The race offers multiple distances including 5K, 10K, 8 Mile, Half Marathon, 17 Mile, Trail Marathon, and 50K, all featuring rolli..

The Quail Trail 5K is a certified 5,000-meter cross country race held at the historic Pebble Hill Plantation in Thomasville, Georgia. The course features a challenging, hilly terrain with diverse running surfaces including pea gravel, grass, dirt, red clay, and asphalt. This event supports the Pebbl..

The Chippewa Creek Challenge is a half marathon trail race held in the scenic Brecksville Reservation, part of the Cleveland Metroparks in Ohio. Scheduled for October 25, 2025, this event offers runners a challenging course featuring varied terrain and elevations, perfect for both experienced trail..

The Fonta Flora 50K and Half Marathon is a scenic trail running event held at Lake James State Park in Nebo, North Carolina, near the Linville Gorge and Shortoff Mountain. The races start and finish at Fonta Flora Brewery's Whippoorwill Farm, offering runners beautiful views of the lake and surround..

The Encinitas Beach Run is a unique running event held at Moonlight Beach in Encinitas, California. Participants run on the sand at low tide along a scenic coastal course between Moonlight Beach and Grandview. The event offers 5k and 10k distances with turnaround options, plus a kids' 1k race for ch..

The Yippee-Ki-Yay 50K, Half Marathon, and 10K races take place annually in Council Bluffs, Iowa, on the scenic Wabash Trace Nature Trail. This event features a 50K ultra marathon, half marathon, and 10K race, all run on a crushed limestone Rails-to-Trails course with beautiful Heartland countryside..

The McNotagain Fall Trail Run takes place at McNaughton Park in Pekin, Illinois, known for its scenic, flat terrain in Central Illinois. The event offers multiple race distances including 3.5, 10, 30, and 50 miles, all run on a 10-mile loop course that is run in reverse direction compared to the spr..

The Triple Lakes Trail Race is a celebrated trail running event held annually in Greensboro, North Carolina, centered around the scenic watershed trails of Lake Brandt, Lake Townsend, and Lake Jeanette. Hosted at Bur-Mil Park, the race offers multiple distances including a half marathon, marathon, a..

The Schenck Forest Trail Race is a 6.2-mile trail running event held in Raleigh, North Carolina, within the scenic Carl Alwin Schenck Memorial Forest near NC State University. The course features mainly single-track trails winding through creeks, hills, and sandy banks along Richland Creek, with cro..

The Fancy Nonsense 25K/50K is a whimsical ultramarathon held in the Palos Trail System near Willow Springs and Lemont, Illinois, about 20 minutes from downtown Chicago. Runners can choose from 25K, 50K, or 5-mile distances on a mostly single-track, 5.5-mile loop course that starts and finishes at Re..

The Mountain Mama Farms Classic is a cross-country running event held on private farmland in Summerville, Georgia. Featuring a fast, 3.5-mile loop with minimal elevation change, the course offers runners a scenic and runnable trail ideal for covering maximum distance in either 4 or 8-hour race forma..

The Oakland Hills Trail Run, held at Redwood Regional Park in Oakland, California, offers three challenging distances: 10K, half marathon, and 35K ultramarathon. Set in a serene redwood forest with towering 150-foot coast redwoods, the course features technical dirt trails and fire roads with signif..

The Sadlers Creek Stumble is a fall trail running and camping event held at Sadlers Creek State Park in Anderson, South Carolina. It offers multiple race distances including a 32-hour 100-mile challenge, marathon, half marathon, and 10k, all set on scenic, looped trails around Lake Hartwell. The cou..

Canyonlands Ultra is a premier trail running event held in Moab, Utah, each fall as part of the Mad Moose Events' Run Moab Series. It offers a range of distances including 15K, Half Marathon, Marathon, 50K, 50 Mile, 100K, and the challenging 100 Mile race. The course features diverse terrain such as..

The Door County Fall 50 is a scenic 50-mile ultra marathon held in Door County, Wisconsin, running from Gills Rock to Sturgeon Bay. Scheduled for October 25, 2025, the point-to-point road race showcases the vibrant fall colors and charming villages of the area. Runners can participate solo or in rel..

The Cougar Mountain Trail Run, held at King County’s Cougar Mountain Regional Wildland Park in Newcastle, Washington, offers a scenic trail running experience just 15 minutes from Seattle. The event features multiple race distances: 5k, 7.6 miles, 19.5 miles, and 50 kilometers, with elevation gains..

The Last Cowboy Backyard is Nebraska’s first Backyard Ultra event, held in O’Neill, NE, starting at the community center. The race features a 4.17-mile out-and-back course along the flat, non-technical Cowboy Trail, ideal for achieving high mileage and personal records. Participants run one lap ever..

The WXT Ultra is a trail running event held in Titusville, New Jersey, starting and finishing at Washington Crossing Park. It offers two distances: a 25K and a 50K. The 25K course features mostly single-track trails, including an 8.5-mile section within the park and short road segments.The 50K follo..