Run-a-Muck

The 1/2 Sauer 1/2 Kraut is a unique marathon and half marathon event held in Philadelphia's Pennypack Park, starting and finishing at the Ed Kelly Amphitheater. The course follows a mostly shaded, paved bike trail along Pennypack Creek, featuring rolling hills and natural scenery without traffic or..

Loopy Looper is an ultra running event held at Cooper River Park in Pennsauken, New Jersey, featuring a fast, flat 3.75-mile paved loop with scenic views of the Philadelphia skyline and river. The race offers multiple distances including 12-hour, 24-hour, and a 101.25-mile ultra, as well as a 4-pers..

The 5K Run for Thorncroft is an exciting event scheduled for August 28, 2025, in Malvern, PA. Participants can choose from several activities, including a 5K Trail Run, a 5K Walk, and a One-Mile Move-As-You-Please. The event is designed to be inclusive, welcoming dogs to join in the fun. After the r..

Ultra Trail DE is a trail running event held at 2900 Montchanin Road, Wilmington, Delaware, on private property owned by Longwood Gardens. The race features a challenging 6-hour format where participants run multiple laps of a roughly 6-mile loop with about 700 feet of elevation gain per lap. The co..

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 13.1-mile half marathon consisting of two loops and a 6.55-mile 10K with one loop. The course utilizes portions of the Little Jersey and Swamp Forest trails,..

The Delaware Trail Fest, held at Lums Pond State Park in Bear, Delaware, is a trail running event celebrating the state'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 cours..