Get ready for a spooktacular day of fun at the Monster Mash Dash 5K & 1 Mile, taking place on Sunday, October 26, 2025, in McLean, Fairfax! This exciting event is the perfect way to celebrate Halloween weekend while supporting Franklin Sherman Elementary School. Put on your favorite costume and join fellow participants for a thrilling 5K race or a family-friendly 1 Mile Fun Run. Whether you're a seasoned runner or just looking for a fun day out, the Monster Mash Dash promises a fantastic atmosphere filled with festive spirit and community camaraderie. Don’t miss out on the chance to make unforgettable memories and enjoy a day of healthy activity with friends and family!