The race is run on the Seneca Greenway and Muddy Branch trails in Montgomery County Md. The course traverses forested,rolling terrain. The course is primarily on single track dirt. There are small stream crossings. Most of the course drains well,but parts can be muddy in wet weather.

November 13, 2021


Stone Mill 50 Mile Run
November 13, 2021 (Saturday) - 05:00
50 miles
Cut off: 13:00 hours
Solo Trail


Nov 13 2021 : Rain in the morning.
7.1°C - 17.4°C (44.9°F - 63.4°F)

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The information about this event is based on data from the official website or may be provided by the organiser. Before booking flights or accommodation check the event's website and social media. If this listing is not up-to-date, please let us know at [email protected]
Last checked on 2021-11-10


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