Trail Running Calendar United States 2026-2027

A 200 mile endurance run around San Diego County held in Escondido Oct 23 to 26, 2026. Runners have 82 hours to finish, must have crew support, and the field is limited to 24 experienced ultrarunners.

Experience a technical hundred mile loop through the Big South Fork National River and Recreation Area. Runners will encounter sandstone arches and waterfalls across Tennessee and Kentucky with a thirty four hour cutoff.

A USATF sanctioned 24 hour event at Gulf Coast State College where runners complete one mile every 30 minutes. Solo and two person team entries are allowed, with shirts, finisher medals, and awards in several categories.

A trail event at Los Coyotes Reservation on October 23-24, 2026 offering a 3.1-mile Yellow Loop and timed 6H and 24H ultra options across desert and alpine trails, with on-site camping, food trucks, and festival amenities.

Night Light is a nighttime trail event on the Battle Creek trails in Saint Paul with 5K, 10K, 15K and a three person 15K relay. The course is off pavement on grassy and dirt trails with notable climbs and is unlit.

A team trail relay at Los Coyotes Reservation on October 23-24, 2026 covering 112.8 miles and 23,800 feet elevation gain with camping and village amenities.

A backyard ultra in Park City, Utah on October 23, 2026, featuring a repeating 4.167 mile loop on Round Valley mixed trail. The race runs hour by hour until one runner remains, with milestone prizes and crew support.

Obstacle course races at Massanutten Resort on October 24 and 25, 2026, featuring 5K and 10K distances plus a kids race, spectator tickets, team entry options, lodging discounts, and service member discounts.

A multi-distance event based at Rosecrans Memorial Airport near St. Joseph, Missouri, run on a scenic 25-mile loop. Aid stations, drop-bag support, and defined crew and pacer rules are provided for ultradistance and shorter races.

A 13.4 mile trail half marathon near Grand Canyon Village through Kaibab National Forest, featuring forest jeep roads, rocky and dirt sections, and a paved final mile. Registrants receive a shirt and finishers receive a medallion.

Experience a Halloween themed endurance race on a 2.2 mile paved loop around Miller Lake. Choose from 12, 6, or 3 hour runs or enjoy a non timed trick or treat fun run with costume contests and candy stations.

A fall trail event in Moab offering distances from 15K to 100K, varied desert terrain and substantial elevation changes, with cup-less aid stations and free participant camping at Mad Moose Base Camp.

A daylong running event covering 50 miles through Door County, Wisconsin during peak fall color. Runners may compete solo or on teams of two to five, and the course has nine aid stations plus a post race buffet with drinks and pizza.

A Halloween-themed 5k and 1 Mile in Hendersonville on October 24, 2026, presented by Aetna, featuring a costume contest, finisher medals, in-person and virtual options, and a winter-item collection for the Boys and Girls Club.

Experience a themed loop course at Eisenhower Park featuring rocky natural trails and significant elevation. Choose from distances ranging from 5K to 53K at this festive, cupless trail event limited to 350 runners.

A dog friendly off-road 5K at Rock Springs Run State Reserve in Sorrento, FL on October 24, 2026. Registration includes park admission, a t-shirt and finisher medals for runner and dog, with limited in-person spots.

A multi-distance loop event on October 24, 2026 near St. Paul, OR, featuring 50 mile, 50 km, 30 km and a free 1 km kids run on a mostly paved, flat 10k loop with aid stations and a cupless policy.

A 15K trail race and a 15K ruck at Babler State Park near Wildwood, MO, run on a loop with about 1,350 feet of climbing. The event includes finisher swag and awards, one unmanned water drop, and a 75 runner cap.

A 100 mile out-and-back ultramarathon through New River Gorge National Park, featuring single-track, rail-to-trail sections and historic mining ruins. Runners have 32 hours to finish and may use designated crew and pacer aid stations.

A lakeside trail race in Cartersville with two distances, 3.8 miles and 7.5 miles, on an easy fire road surface. Registration includes a tri-blend shirt, chip timing, professionally marked course, and age-group medals.