Fall 2021 Conference
Sept. 29–Oct. 1
Marriott Marquis Washington D.C.

Conference Location
Marriott Marquis Washington, D.C.
901 Massachusetts Ave NW
Washington, DC 20001


Marriott "Commitment to Clean"

All reservations must be made by August 27 to qualify for the discounted room rate of $289 a night single or double occupancy per night plus 14.95% percent sales tax (based upon availability). Reservations made after this date are accepted on a space and rate available basis only. Each reservation must be guaranteed with first night's room and tax by cash or credit card, and deposits will be charged immediately. 

Cancelation policies is 72 hours prior to arrival. Please refer to your reservation confirmation to verify your cancelation policy. If you need further assistance, call the hotel directly or contact customer service.  NAACOS does not handle any hotel reservations for participants - you need to go directly to the hotel. 


  • Valet parking, fee: $51 USD daily
  • Garage height clearance 6 feet 4 inches.