Our Headquarters in Arlington, VA

National Science Foundation

4201 Wilson Blvd.

Arlington, VA 22230

NSF is located one block south of the Ballston Metro stop on the Orange Line

Directions from Dulles Airport (21 miles, 25-30 minutes):

• Stay to left on exiting airport area and join Dulles Access Road.
• Follow signs routing to I-66 East, and 495.
• Continue to follow signs to I-66 East where the Access Road joins I-66 East, approximately 17 miles after leaving the airport.
• Exit at Glebe Road, Exit #71 (Routes 270 and 120).
• Turn right on Glebe Road.
• Turn left on Wilson Blvd.
• Turn left on N. Stuart Drive.

Directions from National Airport (6 miles, 15-20 minutes):

• Stay in left lane when exiting the airport terminal area.
• Exit left following routing to Alexandria/Crystal City/ Route 1 and I-66.
• Remain in left lanes following signage to Alexandria/Crystal City/Route 1 and I-66; Do not follow routing to Nashington D.C.
• Follow signs to Alexandria, Route 1 South (Jefferson Davis Highway).
• Turn right at second signal, on Rt. 120, S. Glebe Road.
• Remain on Glebe Road for approximately 5 miles, passing under Rt. 395 and subsequently passing by Ballston Common Shopping Center.
• Turn right on Wilson Blvd. after passing Ballston Common.
• Turn left on N. Stuart Drive.

Directions from Union Station (8 miles, 15 minutes):

• Exiting Union Station follow Louisiana Ave, NW proceeding south to Constitution Ave.
• Turn right on Constitution Avenue, NW.
• Follow Constitution Ave to signs to Route 66 West, crossing the Teddy Roosevelt Bridge and staying in the left lane.
• Exit I-66 West at Glebe Rd, Exit #71/Route 120 (approximately 2 miles).
• Turn left at the end of off-ramp onto Glebe Road.
• Proceed 1/2 mile (4 stop lights) to Wilson Blvd.
• Turn left on Wilson Blvd.
• Turn left on N. Stuart St.

Estimated Taxi Fares to NSF (one person, non-rush hour):

• From Dulles Airport - $32.00
• From National Airport - $10.50
• From Union Station - $11.70

Click here for a map of the D.C.-Arlington area!