Classes
The full-service Hammer Down CrossFit facility is located in Chantilly, Virginia at 14088-G Sullyfield Circle, Chantilly, VA 20151. The gym is easy to access from both Fairfax and Loudoun Counties, including the following locations: Chantilly, Fairfax, Centreville, South Riding, Oak Hill, Greenbriar, Reston, Herndon, Tyson’s Corner, Manassas, Vienna, Oakton, and more. Click here for directions.
Membership
Join this amazing community of individuals seeking elite fitness through CrossFit training. Annual memberships are available, e-mail Todd Katz at todd_katz@hotmail.com for details.
Current Class Schedule
Monday: 6:00 AM, 7:00 AM, 10:30 AM, 12:00 PM, 5:30 PM, 6:30 PM, 7:30 PM
Tuesday: 6:00 AM, 7:00 AM, 9:30 AM, 10:30 AM, 12:00 PM, 5:30 PM, 6:30 PM, 7:30 PM
Wednesday: 6:00 AM, 7:00 AM, 10:30 AM, 12:00 PM, 5:30 PM, 6:30 PM, 7:30 PM
Thursday: 6:00 AM, 7:00 AM, 9:30 AM, 10:30 AM, 12:00 PM, 5:30 PM, 6:30 PM, 7:30 PM
Friday: 6:00 AM, 7:00 AM, 10:30 AM, 12:00 PM, 5:30 PM, 6:30 PM
Saturday: 7:00 AM, 8:00 AM, 9:00 AM
CrossFit Kids Class Schedule
Monday: 4:30 PM
Wednesday: 4:30 PM
Saturday: 10:00 AM
Class Reservations
Reservations are required for members attending classes. It helps us plan the workouts effectively, so don’t forget to sign up! Click here to reserve a spot for class.
Try CrossFit at Hammer Down!
Curious about CrossFit? Come out and try your first class free and learn about it first hand. E-mail Coach Todd at todd_katz@hotmail.com to try a free class.






