Hotel Information
All conference sessions and exhibits will take place at the Crystal Gateway Marriott Hotel.
We encourage you to stay at our conference hotel because it will be convenient to you and it helps keep the meeting costs as low as possible.
Note that AAIDD and/or Crystal Gateway Marriott will NOT contact you to offer to assist you in making hotel reservations. The only two ways to reserve a hotel room under our special group rate are by booking online using the customized link below or by calling the hotel directly.
Hotel and Airports
The Washington, DC area is served by three (3) airports: DCA, IAD, and BWI.
The conference hotel, the Crystal Gateway Marriott, is
- One mile from
Reagan National Airport (DCA), two miles to Washington, DC, and directly connected to the Crystal City Metro station. - Thirty-seven (37) miles from Dulles International Airport (IAD). Public transportation: take the Silver line from the airport to L'Enfant Plaza, transfer to the Yellow or Blue Lines to Crystal City.
- Forty-four (44) miles from Baltimore Washington International Airport (BWI). Public transportation: bus, commuter rail, and MARC trains connect the airport to the Washington Metro's Orange Line. Transfer to the Yellow or Blue Lines to Crystal City.
Amtrak
- Washington's Union Station (WAS) is 5 miles from the hotel and conveniently connected to the Metro's Red line. Take the the Red line to Gallery Place-Chinatown, and Transfer to the Yellow Line to Crystal City.
Crystal Gateway Marriott
1700 Richmond Highway
Arlington, VA 22202
Discounted Group Rate:
$309 single/double plus taxes
Deadline for reservations: May 23, 2025
Book your hotel room early. The deadline does not guarantee you a room.
Check-in time: 4:00 pm
Check-out time: 12:00 pm
Hotel Parking
- Self-parking $50 daily + tax per day
- Valet parking $55 daily + tax per day
Explore Washington, DC
Airports
- Ronald Reagan Washington National (DCA) 2 miles from hotel (hotel provides complimentary to/from DCA only)
- Washington Dulles International Airport (IAD) 37 miles from the hotel
- Baltimore/Washington International (BWI) 44 miles from the hotel
Local Transport/Airport Transfer
- The hotel provides complimentary airport shuttle service to Reagan Washington National Airport (DCA), every 30 minutes from 5:00am to midnight. The last shuttle departs at 11:30 PM. Shuttle phone: 703-920-3230. Please note that DCA is the only airport served by the hotel's complimentary shuttle.
- The hotel is one stop on the Metro (Blue and Yellow lines) from DCA. You may exit the Metro train and walk underground from the station into the hotel lobby by following the signs.
- The Metro trains operate from 5am to midnight Monday - Thursday; 5am - 1am on Fridays; 7am - 1am on Saturdays; and 7am to midnight on Sundays.
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Click here for more information about ground transportation options
- To book wheelchair accessible transport, contact zTrip, Wheel Chair Accessible Vehicles online or 855-699-8747.
- WayMap, (a wayfinding app designed for people with low vision but useful for anyone, provides step by step audio directions in the Metro, even without access to mobile data or WIFI) is available on GooglePlay and the AppStore
Weather
The average temperature in June in the D.C. area is in the upper 80s°F
