The NSF welcomes thousands of visitors a year. Parking is available in the Ballston Common mall, in the NSF building, and at other area parking lots and garages.
Metered parking is also available on the surrounding streets.
The NSF building is located a few blocks from Route 66 and Route 50, approximately three miles from downtown Washington, D.C. and is easily accessible from many points of arrival and departure from within the metropolitan D.C. area. Visitors to this area may also be interested in general information for visitors to Washington, D.C., including the current weather information.