Trail Running Calendar Delaware 2025-2026

Ultra Trail DE is a trail running event held in Wilmington, Delaware, on private scenic trails at 2900 Montchanin Road. The race features a challenging 6-hour format on a roughly 5-mile loop with about 700 feet of elevation gain per lap. The course offers a mix of creek crossings, singletrack, rolli..

The Bear Trail Half Marathon & 10K is a trail running event held at Lums Pond State Park in Bear, Delaware. The race features two distances: a half marathon (13.1 miles) consisting of two loops, and a 10K (6.55 miles) with one loop. The course utilizes portions of the Little Jersey and Swamp Forest..

The Delaware Trail Fest, held at Lums Pond State Park in Bear, Delaware, is a trail running event celebrating the area's scenic outdoor trails. It offers multiple race options including 12 KM and 24 KM trail runs, as well as a 12-hour Lone Wolf solo challenge and a 12-hour 4-person relay. The course..

The 22nd Annual Mariners Bethel Trail Run takes place at Camp Barnes in Frankford, Delaware, featuring 6.2-mile and 3.1-mile trail runs through the scenic Assawoman Wildlife Refuge. The flat, fast course follows cross-country roads and trails, beginning and ending at Camp Barnes. The event also offe..

The Talaria Trail Run takes place at Trap Pond State Park in Laurel, Delaware, featuring a scenic 4.5-mile race along the Bob Trail, a loop around the 90-acre Trap Pond. The course offers runners a vibrant autumn experience through towering hardwood forests, across a dam at Raccoon Pond, and over bo..

The 27th Milford Cross Country Booster Reindeer Stampede 5k is a festive running event held at Killens Pond State Park in Felton, Delaware. This 5k run/walk features chip timing with MYLAPS BibTag and offers competitive walking and running categories. Participants receive long sleeve tee shirts and..

The Race4Warriors Half Marathon is part of a multi-distance event held in Lewes, Delaware, featuring 5K, 10K, and Half Marathon challenges. The race supports Wounded Warriors and Homeless Veterans and aims to unite military and civilian communities. The USATF-certified course starts and finishes at..