Trail Running Calendar United States 2025-2026

Summit 50/50 is a trail ultramarathon presented by Reluctant Runner Racing at Allegany State Park’s Red House Area in Salamanca, New York. Now in its third year, the event offers three distances: 50 miles, 50K, and 25K. Runners traverse a looped course of about 16 miles that combines groomed trail,..

Cheshire Community YMCA 5K Harvest Trail Run in Cheshire, CT, is a race around Ives Farm. The all-ages event winds through fields and trails on the farm, starting and finishing at the remodeled barn. Proceeds support the YMCA’s Cheshire community programs and the Cheshire Land Trust’s revitalization..

Trail Run at Sly Park - Fall takes place at the Sly Park Recreation Area in Pollock Pines, CA. The event offers seven distances: 5K, 10K, 8 Mile, Half Marathon, 17 Mile, Trail Marathon, and 50K. The course circles Jenkinson Lake on rolling single-track through pine trees and horse trails, with plent..

Fonta Flora 50k and Half Marathon (and Relay) run along Lake James State Park trails in Nebo, NC, with views of the lake and Linville Gorge. The Half is about 13.1 miles with roughly 850 ft of elevation gain; the 50k about 31.5 miles with ~2,400 ft gain, on extensive single-track. Both start and fin..

The Babler Bongo 15K Trail Race and 15K RUCK take place at Dr. Edmund A. Babler Memorial State Park in Wildwood, Missouri.This event features a challenging 15K loop course connecting several trails—Dogwood, Woodbine, Hawthorn, and Equestrian—with about 1,350 feet of elevation gain. It welcomes both..

The Quicksilver Trail Challenge, hosted by the Quicksilver Running Club in San Jose, California, is an annual trail running event held in late summer or early fall at Almaden Quicksilver County Park. It features a half marathon, a 10K race, and a free one-mile kids' fun run. The courses traverse sce..

No Name is an ultra trail race hosted by SoCalTrail, held in Cheeseboro Canyon at Cheeseboro National Park near Agoura, California. The event offers three distances: a 50k, a Half-Marathon, and a 5k trail run. The course weaves through diverse terrain: runnable ascents, winding singletracks, steep f..

No Name Trail Races is a SoCalTrail event held in Cheeseboro National Park near Agoura, California. The lineup features a 50K ultramarathon, a Half-Marathon, a 5K, and a Kids 2K, offering something for a range of abilities. The atmosphere is described as low-key and welcoming, a local favorite with..

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..

The Randolph Ramble is a challenging 10-kilometer trail race held in the mountain town of Randolph, New Hampshire, nestled in the Great North Woods at the base of the Northern Presidentials. Known for its rugged terrain, the race emphasizes self-sufficiency, with no aid stations along the course and..

Trick or Trail 5k & 1 Mile, presented by Hunter Subaru, returns to Hendersonville, NC, with start and finish in the Historic 7th Avenue District and festival vibes spilling from the nearby Fall Festival at the Hendersonville Farmers Market. Costumes are highly encouraged, with prizes for top categor..

Chamna Chase takes place in Richland, Washington at the Chamna Natural Preserve. The event offers three distances: a half marathon, 10K, and 6K. The course features dirt trails with occasional rocks, a double out-and-back for the half with a middle loop, and the 10K following the initial out-and-bac..

The Thorne Head Trail Run is a community-focused 4k trail race held at Thorne Head Preserve in Bath, Maine. Hosted by the Kennebec Estuary Land Trust, this event features a mix of fun single-track and wider trails with scenic water views. Designed to be inclusive for both first-time trail runners an..

Hyak Halloween 25K, a Rainshadow Running event, takes place on Snoqualmie Tribe Ancestral Lands at the Hyak Trailhead along the Palouse to Cascades Trail near Snoqualmie Pass, Washington. The 25K course features about 1,800 feet of cumulative elevation gain and a similar descent, with roughly half t..

The Gopher Weedon Trail Run is an 8K trail race held at Weedon Island Preserve in northeast St. Petersburg, Florida (1800 Weedon Dr NE, 33702). The course covers about 4.9 miles of natural trails through mangroves, salt marsh and Florida scrub, with dirt and boardwalk sections and frequent views of..

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 Sebastian Scream 5K & Haunted Rail Trail is an inaugural event held in Sebastian, Florida, supporting local first responders through proceeds that fund counseling and stress debriefing programs. The event features a 5K race starting and finishing at the North County Aquatic Center, with a course..

Running for Love is a 5K trail run held in Fairview, Tennessee, at 7211 Bowie Lake Road. This event supports Love One International, a nonprofit organization dedicated to providing life-saving medical treatment to children in need in Uganda. The race offers participants a scenic trail course and a m..

Scarin' Up Some Fun 5k Glow Run/Walk is held in Sedro-Woolley, Washington at the Northern State Recreation Area. The event features a 5-kilometer trail route winding through trails, barns and surrounding buildings. It creates a spooky, glow-themed evening atmosphere, with participants encouraged to..

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),..