Dirty Dash Half Marathon

APR
18
2026
The Dirty Dash offers a 10k or half marathon on the trails of South Chagrin Reservation. The course winds through quiet forests and past Sulphur Springs with its waterfalls. This event is part of the broader Dirty Trail Series.
Sat 18 Apr 2026
10 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Event Overview

The Dirty Dash is a trail running event held at the Shelterhouse Picnic Area in the South Chagrin Reservation of the Cleveland Metroparks near Bentleyville, Ohio. It is the newest race in the Dirty Trail Series. Participants can choose between two distances: a 10k or a half marathon. The 10k event notes that hikers are welcome.

Course Description

The course winds through the reservation, passing through lush forests and over rolling terrain. It includes the Sulphur Springs Loop, where runners can hear the springs and see small waterfalls. Both distances feature wooded single-track trails and creek-side paths with some elevation change. The setting is described as tucked away and quiet, providing a trail-running experience.

Additional Information

The event is part of the Dirty Trail Series, which features races from 5k to half marathon distances on trails in Northeast Ohio. Donations from the event benefit the Trails Division of Cleveland Metroparks. Awards are given for the top three overall male and female finishers, as well as the top three in various five-year age groups. Visit the organization's website for the most recent information.

10 km
10k
Half Marathon