Mcrrc Seneca Slopes 9k

Experience the thrill of the MCRRC Seneca Slopes 9K on December 14th, 2025, in Gaithersburg, Montgomery. This scenic race welcomes runners of all levels to challenge themselves on a captivating course. Open for non-member registration, this vibrant event promises a day of fitness, camaraderie, and spirited competition. Join us for a memorable day in Gaithersburg and seize the opportunity to be part of this special running community. Lace up your shoes and get ready to conquer the slopes!