Trail Running Calendar United States 2025-2026

The Raven 10K is an annual trail running event held at Raven Run Nature Sanctuary near Lexington, Kentucky. This scenic 10K race takes place on the sanctuary's 734-acre grounds, featuring trails through meadows, woodlands, and streams, with historic early 19th-century settler remnants along the rout..

Assault on Yonah Mountain is a one-way uphill running/hiking/ruck event on Yonah Mountain near Cleveland, Georgia. The course runs about 2.5 miles from the bottom to the summit, gaining roughly 1,650 feet. It features three ascent sections with rocky and gravel terrain, including a 35% grade just be..

Hosted by the Association of the United States Army Southern Virginia Chapter, the Southern Virginia 5K offers a 5K Run/Walk and a 10K Run/Walk along the Capital Trail in Charles City, Virginia. The course runs on the scenic Capital Trail with options for all paces. The event takes place at 9220 Joh..

The Moosup Valley 5K and 10K All Trail Race takes place in Moosup, Connecticut, on the newly restored Moosup Valley State Park Trail. This event features a 5K, a 10K, and a Kids Fun Run, all held on a 100% trail course that crosses only one dead-end road. The race starts and finishes at the Griswold..

The 54th Annual Switchback Scamper in Jim Thorpe, PA, offers a 10k Run and 5k Walk. The point-to-point course begins in Summit Hill, traversing two miles of streets, about 2.5 miles of gravel and grass trails, a short highway-to-trail section, and finishes on pavement at Match Chunk Lake Park. A key..

The Iowa Trail Run Series: Jester Park takes place in Granger, Iowa, along the scenic shore of Saylorville Lake within Jester Park. Runners can choose between a 5K or 10K race on varied trail surfaces including gravel, dirt, and grass. The event offers clear course markings, support, and basic timin..

The NJ Trail Series One Day is a multi-day ultrarunning event held at the Sussex County Fairgrounds in Augusta, New Jersey. Scheduled from October 2 to 5, 2025, it features a variety of race options including 72, 48, 24, 12, and 6-hour timed races, as well as marathons and 50K distances. The course..

IronHike Endurance Series brings a mountain-style challenge to Mohawk Mountain Ski Area in Cornwall, Connecticut. The Fall 2025 edition runs across October 2–5 and offers six self-paced events ranging from 12 to 84 hours. Core distances include Olympus Mons Ultra (152+ miles, about 72,590 ft of elev..

Red Barn Challenge, now in its sixth year, takes place October 3-4, 2025 at The Marzella Farm in Lykens, Pennsylvania. The event offers 24-, 12-, and 6-hour ultramarathon formats run on a one-mile, mostly grass and mulched loop around ponds and fields. The course gains about 70 feet of elevation per..

Altra x Running Wild Ultra Trail Camp is a weekend running camp October 3–5, 2025 at Oak Mountain State Park in Pelham (near Birmingham), Alabama. The event offers three lodging options: cabin included, camp-site included (tent), or guests can provide their own lodging. It combines guided trail runs..

Back On The Ranch Trail Run takes place in Los Olivos, California, on October 3–4, 2025. This trail-running event offers a range of endurance formats: 3-hour, 6-hour, 12-hour, 24-hour, and 48-hour options, allowing participants to choose their challenge level over the weekend. Details and registrati..

Hell Creek 100 is an Ultraverse Supplements endurance event held in Sylvan Grove, Kansas, with the start/finish at the Switchgrass trail head in Wilson State Park. The weekend offers Pure Hell 140, Hell Creek 100, 100K, and 20 Mile, with the 100-miler delivering the elevation gain (10,120 ft). The r..

Cornwall Elementary 5K & 1-Mile Fun Run is a family-friendly event held at Cornwall Elementary School in Lebanon, Pennsylvania. The race offers two distances—a 5K and a 1-mile fun run—on the Lebanon County Rail Trail. Now in its 11th year, it invites runners and walkers of all levels to participate..

SSR 5k – Fall Series #2 benefitting SHS Cross Country is a community 5k race hosted in Socorro, New Mexico, at the City of Socorro Rodeo Grounds & Sports Complex. The course uses the Cross Country Course on-site, with start and finish in the dirt parking lot east of the soccer fields. This event is..

The 2025 Track Attack 5k is a timed trail run/walk event held in Denver, North Carolina, at Rescue Squad Park near Lincoln Charter School's Denver campus. Scheduled for October 3, 2025, the race features four divisions based on grade levels and age: 4th or 5th grade, 6th through 8th grade, 9th throu..

The Horton Trail Race is a family-friendly nighttime running event held at Shelby Farms Cross Country Course in Memphis, Tennessee. It features a 2K Fun Run and a 5K Trail Race, both designed to accommodate runners of various ages and skill levels. Participants can choose between options that includ..

The Fall Harvest 5k is a scenic trail race held at Claude Moore Park in Sterling, Virginia. Set amidst the vibrant colors of autumn, the course features forest paths and leaf-covered trails, offering a picturesque experience for both runners and walkers. This event is part of the Run Your PRCS Parks..

Trails by Moonlight: Hunter’s Moon is a nighttime trail running event hosted by Fit Foundation at Arkansas Bend Park on the Colorado River near Lake Travis, Texas. The format emphasizes the primal challenge of lasting through the night on wooded trails, with stocked aid stations supplying hydration,..

The Trail Run at Indian Lake is a scenic trail running event held at Indian Lake County Park in Cross Plains, Wisconsin. The race offers two distances: a long course of approximately 10.5 km and a short course of about 5.8 km. The course begins in a restored sedge meadow near the kettle lake formed..

Wilderness Trail Trek 5K/10K is a well-marked trail race in Lawson, Missouri (34030 West 204th Street) set in the Wilderness Camping and Retreat Center. The event features two distances, 5K and 10K, on a trail that combines dirt, grass, and gravel with scenic views. It is described as the 6th Annual..