Seneca Slopes 9K 2021

Seneca Creek State Park 11950 Clopper Road, Gaithersburg, MD

Registration is OPEN! REGISTER HERE. Race Overview: Come to Seneca Creek State Park to enjoy this multi-terrain 9K course, the final event in the cross country series.  The mileage may vary.  It's somewhere between 5.5 - 6 miles! Click here for a course map. Registration: MCRRC Members – 2020 MCRRC member bibs will be reused …