March 2, 2019 8:00am–5:00pm

Seneca Creek Greenway Marathon and 50K

Seneca Creek State Park

11950 Clopper Road

Gaithersburg, Maryland 20878

The Seneca Creek Greenway Trail Marathon and 50K is a low-key, low-priced and fun filled event along the beautiful Seneca Creek Greenway Trail and parallel trails. The marathon and 50K participants will have the option to choose your final distance when returning to the finish (either stop for the “marathon” or keep going for the 50K). Start time 8:00am with a 9 hour cut-off


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