Trail Running Calendar Delaware 2025-2026

Ultra Trail DE is a 6-hour trail-running event on private Longwood Gardens land in Wilmington, Delaware, at 2900 Montchanin Road. The course centers on a roughly 5-mile loop that climbs about 700 feet per lap, with a mix of technical singletrack, rocky roots, grass and gravel, plus creek crossings a..

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 sections 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 Mariners Bethel 6.2m Trail Run will take place in Frankford on Sunday 19 October 2025. You can run between 3 and 6 miles.

The Talaria Trail Run will take place in Laurel on Saturday 15 November 2025. You can run 4 miles.

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 Angela Ivory Memorial Runs is an annual trail running event held at Killens Pond State Park in Felton, Delaware. It features challenging distances including a 50K, 100-mile, and 24-hour race. The course consists of a roughly 3.1-mile mostly dirt loop within the park, with gentle terrain, minimal..

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..