Trail Running Calendar United States 2025-2026

The Tough Cookie Trail Run 5K is a trail-running event held at Prospect Point Park in Lake Hopatcong, New Jersey. The course is a 5K on local trails, inviting runners, walkers, and hikers to join a morning of strength, spirit, and community. The event emphasizes resilience, nature, and giving back,..

Gate2Gate Trail Run takes place in Alachua, Florida, starting in the northern area of San Felasco Hammock Preserve State Park outside Alachua. The event offers 50K and 25K courses. Runners begin on single-track trails in the park’s northern section, then transition to double-track hiking trails in t..

Tussey Mountainback Race Weekend in Boalsburg, Pennsylvania, is an ultrarunning festival (Oct 25–26, 2025) offering the Tussey Mountainback 50-Mile Ultramarathon and 50M Relay, plus a 50K, half marathon, kids’ run, and a 100-mile ultramarathon. The 50-mile course is a USATF-certified loop on mostly..

The Race the Base Trail Run is a 4-mile competitive trail race held at Pinnacle Mountain State Park in Roland, Arkansas. The course features a scenic loop around the base of Pinnacle Mountain, combining gravel, paved trails, and 2.75 miles of technical single track. A notable challenge is "Joe’s Rev..

Monsters & Mimosas 5K at Golden Road Vineyards in State Road, North Carolina, offers a 5K, Virtual 5K, and a 1.5-mile option. The course runs through grass and cross-country terrain around the vineyard, with chip timing and a race shirt, plus a finisher medal and age-group and overall awards. The fe..

The Greenway Trick 'R Trot is a Halloween-themed trail race held at the Pruitt Trailhead in Dunnellon, Florida. Scheduled for October 25, 2025, the event offers multiple race options including 5K and 10K runs and rucks, as well as combined 5K+10K challenge races. Participants race through scenic tra..

Last Man Standing in Lumberton, Texas is an endurance challenge set in a scenic local park framed by pine forests. The course spans two loops totaling four miles, winding along well-maintained trails with shaded sections and open stretches that test speed and stamina. The event features two aid stat..

Autumn Leaves 50M/50K/30K takes place in St. Paul, Oregon, at Champoeg State Heritage Area. It offers 50‑mile, 50‑km, and 30‑km races, plus a Kids Run.The course uses a 10K loop: 80% paved bike path, 20% dirt single track; flat with small rollers and built for speed, runnable in road shoes. Headlamp..

Patapsco Valley 50K is an annual ultramarathon held near Baltimore, MD, with race headquarters at CCBC-Catonsville. The in-person event offers a 50k and a 25k, plus virtual options, set on a scenic, historic, well-marked trail course through Patapsco Valley State Park. The race features five aid sta..

Quarry Shack 5 Miler is a nighttime, 5-mile trail race held in Vintondale, Pennsylvania, on the Ghosttown Trail's Rexis Branch. It offers a Run and a Walk on a closed, out-and-back rail-trail course with no road crossings. The route is essentially flat with about 115 feet of outbound gain and a down..

Rim to River 100 is a 100-mile trail race staged in New River Gorge National Park, West Virginia. The out-and-back course blends winding single-track and rail-to-trail segments, sending runners from the gorge rim down to the New River banks and back again. The route showcases waterfalls, whitewater,..

North Point Fright Night 5K & Haunted Trail is a Halloween-themed community event at North Point High School in Waldorf, Maryland, on October 25, 2025. The day features a 5K on the school’s official cross-country course (certified for competition) with three race waves: Elite, Middle School & Younge..

The Rubicon is a very difficult, remote on- and off-trail foot race set in the backcountry of the northwestern Sierra Nevada, near Oxbow Reservoir, California. It offers three route options: The Requisite (15+ miles, about 6,700 ft of gain, 3 hill climbs and 2 water crossings); The Resonant (30+ mil..

Fancy Nonsense 25k/50k is a whimsical ultramarathon organized by CUSS Running, held near Chicago at Red Gate Woods in the Palos Trail System (Willow Springs/Lemont, IL). The course is a 5.5-mile mostly runnable single-track loop, repeated to reach 25k or 50k. Expect a playful, mischievous atmosphere..

Georgetown, TX: The Jameson 5K at Southwestern University is the 25th annual trail race on the campus cross‑country course, with in‑person 5K events (including a Southwestern University Student 5K and a 55+ Senior 5K), plus a Mosey and a Virtual 5K. The fundraiser honors Jaysn Flynn Jameson and supp..

Thriller Lake Endurance Run takes place at Little Mulberry Park in Hoschton, GA, on a 2.2-mile paved loop around Miller Lake. It features multiple timed options—12, 6, and 3 hours—plus a Trick or Treat Fun Run for all ages. The atmosphere is a Halloween celebration of running, with participants in c..

Krug Castle Challenge is a castle-themed running event held at Krug Park in Saint Joseph, Missouri. The weekend offers four options: the Measly Mile, Krug Castle Kinda 5k (three loops = about 4.08 miles), Krug Castle 10K, and the full Krug Castle Challenge—Go all the way. The course loops the park w..

RTB Fair Winds 5k/Fun Run is held at Quiet Waters Park in Annapolis, Maryland. The event offers a 5K, a Fun Run, and a Virtual 5K/Fun Run option. Runners traverse a fully paved course through woods and meadows, presenting a scenic park setting.The atmosphere is upbeat and community-minded, with cost..

Legends Of The Valley, staged at Valley View Nature Preserve in Milford, Ohio, is a nature- and history-themed trail-running event featuring three races: Arrowhead Trail 5K (individual or team cross-country), Mastodon 2-Hour Endurance Race (relay on a 1.5-mile loop for 2–6 runners, no distance cap),..

Set in Tusayan, Arizona, near the Grand Canyon South Rim, the Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/Walk is a Run Tucson event with community partners. The weekend features a Half-Marathon, 5k Run/Walk, and a Marathon option added in 2025. The Half is roughly 13.1 miles on a Kaibab Na..