Trail Running Calendar United States 2025-2026

The Frozen Assets 5K Run/Walk is a unique winter event held in Madison, Wisconsin, where participants run or walk entirely on the frozen surface of Lake Mendota. The 5K course offers scenic views of downtown Madison and the University of Wisconsin-Madison campus. Starting and finishing at The Edgewa..

The Wagging Tails on the Trails is an annual running event held at Pepper Park Riverside on Hutchinson Island in Fort Pierce, Florida. Scheduled for February 7, 2026, it features a 5K trail run/walk and a new 9K trail run option supporting the local K9 unit. The course is a flat, hard-packed trail w..

Winterläufe - The Winter Race is an annual 8K running and walking event held in Frankenmuth, Michigan, hosted by the Frankenmuth Jaycees. Scheduled for February 7, 2026, this 17th edition offers an out-and-back course through the scenic, snow-dusted countryside of Michigan’s Little Bavaria, includin..

The Algonquin 50K is a Delmarva Peninsula trail ultramarathon held in Pocomoke City, Maryland, with start and finish at Milburn Landing in Pocomoke River State Park. The approximately 31-mile course is a modified out-and-back on mostly trail, including single-track and wider horse paths. It’s genera..

The Escape from Folsom is a trail running event held at Granite Beach, Folsom Lake State Recreation Area. It offers two race distances: a 10-mile run and a 5K (3.1 miles), both featuring scenic trails adorned with wildflowers. The course includes multiple aid stations providing water, electrolyte be..

Monterey Ultra is a 50-mile trail ultramarathon set in Fort Ord National Monument near Monterey, California. Local runners designed a varied course that combines a 35-mile loop and a 15-mile loop, with wide fire roads, twisting single-track, deep sand, and rocky, rooty climbs, totaling about 7,080 f..

Mt. Umunhum Trail Conquest-Winter is an endurance trail running event in San Jose, California, starting at the Hacienda Entrance of Almaden Quicksilver County Park. Runners can choose 5K, 7 Mile, half marathon, 30K, trail marathon, 50K, and a Kids Run.The 30K climbs Bald Mountain, while the Trail Ma..

The Fort Ord Trail Run takes place at Fort Ord National Monument / Laguna Seca Recreation Area in Monterey County, California on February 7, 2026. The event offers the following distances: 10K (6.4 miles, 900 ft elevation gain) 25K (16.3 miles, 2,250 ft elevation gain) 50K (31.0 miles, 4,300 ft el..

Elephant Mountain Trail Runs take place at Cave Creek Regional Park, Cave Creek, AZ, on Saturday, February 7, 2026. The event offers the following distances: 50 Mile 50K 35K 22K 12K 6K Courses use single track trails and dirt roads in Cave Creek Regional Park, the Maricopa Trail, Tonto National F..

Death at Dupuis (A Backyard Event) is a not-for-profit endurance race in the Dupuis Management Area near Canal Point, Florida. Runners complete a 4.1667-mile loop in a “last person standing” format, with loops restarting hourly until only one finishes on time or all quit. A warning whistle sounds 3,..

The Uwharrie Mountain Run is an annual trail running event held in central North Carolina’s Uwharrie National Forest near Ophir, NC. Celebrating its 35th edition, the race offers challenging winter single-track trail runs with distances of 8, 20, and 40 miles. The course features natural obstacles s..

Rocky Raccoon 100 is a trail running event at Huntsville State Park, Texas, held on February 7, 2026. The event offers multiple race distances and a Youth 1 mile. The race takes place rain or shine. The venue is Raven Lodge by the lake at 565 Park Road 40 West, Huntsville, TX. The 100 mile finish w..

The AdventHealth Nighthawk Trail Run takes place at Colt Creek State Park in Lakeland, Florida on Saturday, February 7, 2026. The event offers three options: Night Owl 5K (3.1 miles) Coyote 10K (6.2 miles) Nighthawk 15K Challenge - run both the 5K and 10K back-to-back All courses are loop courses..

The North Texas Ultra is a multi-distance trail running event held at Fort Richardson State Park's North Park Unit in Jacksboro, Texas. It offers races ranging from 5K and 10K to ultramarathon distances including 25K, 50K, 52 Miler, and 100K, as well as a 25K RUCK event. The course features a scenic..

The Mahlon Winter Donut Trail Run & Hike is a scenic trail running event held at Saffin's Pond in the Mahlon Dickerson Reservation, Lake Hopatcong, New Jersey. Scheduled for February 8, 2026, it offers three race distances: a 5-mile loop, a 10-mile course consisting of two loops, and a 13.1-mile hal..

Gone Loco Ultra, held on the Eureka Trail in Athens, Tennessee, offers three distances: 55k (~34 miles), 11 miles, and an 11-mile ruck. The marathon-certified course (TN25001MS) runs on a flat, gravel rails-to-trails route that follows a former railroad bed from Mashburn to Englewood, with woodland..

Elevate's 12 Hour Race takes place at the First Baptist / VCA campus in Santa Maria, California. The format centers on a closed-loop course with each 12-hour lap measuring 1 mile, while the 5k is three loops of about 1.036 miles each. The event creates a campus-friendly, community atmosphere, with o..

Iron Heart is a Valentine-themed trail running event held in St. James, Missouri, on the Forest City MTB Trail at Maramec Spring Park (21880 Maramec Spring Dr). Runners choose from a wide range of distances, including 5K, 5M, 10K, 10M, 15K, 15M, 20K, 20M, 50K, 50M, and ultramarathon options of 100K..

The Sombrero Ultra Running Festival (SURF) is an endurance running event held in Middleburg, Florida, at the Clay County Regional Sports Complex. It offers a variety of timed race options including 3, 6, 12, 24, and 48-hour runs, accommodating runners from first-time ultramarathoners to seasoned ath..

Death by 5k Coldwater Creek is a multi-stage running challenge held at Adventures Unlimited Outdoor Center in Milton, Florida. The event requires participants to complete ten 5k races spread across a 24-hour period, with each start approximately 2.5 hours after the previous one. Initial registratio..