Trail Running Calendar United States 2026-2027

A private-land ultrarun in Franklin, TN on a mostly single-track 2-mile loop offering **200-mile** and **100-mile** set-distance races with long time limits, significant elevation gain, self-supported rules, and strict no-pets and no-refund..

A 6th annual 5k walk and run in Hollywood with an in-person race at Hollywood Beach Broadwalk on April 18, 2026 and a virtual edition from April 1 to April 18, 2026. Proceeds support a foundation for mental health and addiction awareness.

Celebrate April Fools Day with a 2.62 mile run or walk along the Bear Creek Greenbelt in Keller. Enjoy a post race party with food and drinks while supporting local community recreation funds.

Celebrate the start of baseball season with a themed race through historic Tremont. Run the bases at Clark Field and enjoy a festive post race block party at Mosaic Brewing.

Experience a rugged obstacle course at Porter Farms featuring mud and creek crossings near Charlotte. Choose from 5K and 10K distances or endurance challenges in a classic farm setting.

Experience an obstacle course weekend at Woodward Reservoir Regional Park near San Jose. Choose from distances ranging from a 5k Sprint to a 50k Ultra on a flat course designed for personal performance.

Trail race on Cline Butte in Redmond, OR offering a **20 Mile** route with about 2000 ft gain and a **15K** with about 400 ft; courses mix runnable and technical trail sections with 360 degree views.

Experience one of the oldest 50 mile trail races in the country through the forested rolling terrain of Virginia. This spring event features a historic course through bluebells with a generous 13 hour time limit.

Experience a journey through the pine trees and wildflowers of Smithville at this versatile trail event. Choose from distances ranging from a youth mile to a 50 mile ultra alongside specialized rucking divisions.

The 13th Annual Wolf Creek Trail Run in Poplar Bluff offers a half marathon, 6K and a 1.7 mile Walk The Forest, hosted by PB Kiwanis Club and the US Forest Service to raise funds for Kiwanis Bacon Memorial Park.

A trail race near Silverado CA offering a 17 Miler, a half marathon and a 10K with significant elevation gain. Courses follow Maple Springs Road and truck trails and include multiple aid stations and shuttle logistics.

Experience a technical mountain trail race at Harriman State Park featuring steep climbs and rock scrambling. Choose between 10K and Half Marathon distances with stunning views of the Hudson Valley and NYC skyline.

Nighttime lap racing near the Kings River in Reedley, California, on April 4-5, 2026, timed around the full moon. Options range from a 12K to 100 miles with 6, 12, and 24 hour formats, solo or four person relays, plus limited on-course camp..

Experience a scenic trail run through the Marin Headlands with panoramic views of the Golden Gate Bridge and Pacific Ocean. Choose between 10K, half marathon, and marathon distances on a course featuring wildflower lined trails.

Trail races at Fonta Flora Whippoorwill Farm in Nebo, NC with 7 mile and 5K courses on Lake James State Park trails. Events are chip timed and include a race shirt, finisher medal, and a post race beer for participants 21 and older.

Experience the scenic beauty of Mount Diablo with trail races ranging from 5K to 50K. Support local land preservation while enjoying a professional event featuring a post race BBQ in Walnut Creek.

The Muddy Duck is a spring trail race on the Rocks and Roots Trail in Alum Creek State Park. Participants can choose from four distances, from a 6K to a 50K. The event features a finisher's medal, a race shirt, and a typically muddy course.

Experience a clockwise loop race at South Mountain Reservation featuring timed options from one to six hours. This event offers a 1.88 mile course consisting of single track paths and fire roads for all distance preferences.

Experience the scenery of the Oz Trail System at this unique event in Eureka Springs. Choose from four distances that pass the Christ of the Ozarks Statue and includes a ticket to The Great Passion Play.

Experience the trails of Catalina State Park with a choice of 13.1 mile or 5.3 mile distances. Enjoy a desert course featuring stair climbs followed by a Mexican breakfast and professional race photos in Tucson.