Murderkill Ultramarathon

Felton, United States • 26 Jul 2025

The Murderkill Ultramarathon is an exciting running event held at Killen's Pond State Park in Felton, Delaware. Participants can choose from three race options: a 50-mile, a 50K, or a 12-hour challenge, all set on a scenic 3.1-mile dirt loop trail. The course features a mix of shaded paths and gentle terrain, making it accessible for various runners.

This self-supported race emphasizes a community spirit, with water provided but minimal aid stations. The event is capped at 30 participants per race, ensuring an intimate experience. Expect hot and humid conditions typical of late July, and remember to respect the park's natural environment. Visit the organization's website for the most recent information.

Race information

12 hr
80 m+
12hrs
50 mi
80 m+
50 Miler
50 km
80 m+
50k
Visit the organization's website for the most recent information.
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