Directions to the National Academies

The National Academy of Sciences Building, located in the Foggy Bottom area of Washington, D.C., is served by Ronald Reagan National Airport (DCA), Dulles International Airport (IAD) and Baltimore/Washington International Airport (BWI). It is accessible by Metro's Orange and Blue lines.

Note: The closest parking garages are the PMI garage near 23rd and Va. Avenue and the Colonial garage at 20th and E Streets.

By Car from Ronald Reagan National Airport:

1. Exit the airport to George Washington Memorial Parkway NORTH. Exit to Memorial Bridge.
2. Bear LEFT after crossing Memorial Bridge into Washington, D.C.
3. Take second LEFT onto Henry Bacon Drive N.W. You must turn LEFT at this point as your route will be blocked by Jersey walls.
4. Turn RIGHT at the traffic light onto Constitution Avenue N.W.
5. Turn LEFT at second light onto 21st Street N.W.
6. Parking lot entrance is on left before traffic light at intersection with C Street N.W.
7. Walk NORTH towards C Street N.W.
8. Turn LEFT and enter at 2100 C St. N.W.

By Car from Dulles International Airport:

1. Exit the airport to Airport Access Road EAST.
2. Follow until Access Road merges with Interstate 66 EAST.
3. Follow I-66 EAST across the Roosevelt Bridge into Washington, D.C. After the bridge, I-66 becomes Route 50 EAST/Constitution Avenue N.W.
4. Turn LEFT at fourth light onto 21st Street N.W.
5. Parking lot entrance is on left before traffic light at intersection with C Street N.W.
6. Walk NORTH towards C Street N.W.
7. Turn LEFT and enter at 2100 C St. N.W.

By Car from Baltimore/Washington International Airport:

1. Exit the airport to Interstate 195 WEST.
2. Exit I-195 to MD-295 SOUTH (Baltimore-Washington Parkway) towards Washington, D.C.
3. Follow MD-295 SOUTH to exit for Route 50 WEST to downtown Washington, D.C.
4. Follow Route 50 WEST as it turns into New York Avenue N.E.
5. Turn LEFT onto Ninth Street N.W.
6. Turn RIGHT onto Constitution Avenue N.W.
7. Turn RIGHT onto 21st Street N.W.
8. Parking lot entrance is on left before traffic light at intersection with C Street N.W.
9. Walk NORTH towards C Street N.W.
10. Turn LEFT and enter at 2100 C St. N.W.

By Metro's Orange or Blue Line:

1. Take Metro's Orange or BLue Line to the Foggy Bottom-GWU station.
2. Turn RIGHT on to 23rd Street N.W. when you exit the station.
3. Walk SOUTH on 23rd Street N.W. for approximately 7 blocks.
4. Turn LEFT on to C Street N.W. (after the State Department).
5. Cross 22nd Street N.W. The next building on your right will be 2100 C St. N.W.