About NIH
Driving Directions
Directions to the NIH Main Campus
(9000 Rockville Pike, Bethesda, MD 20892)
From the Capital Beltway in Northern Virginia or Maryland:
- Take the Beltway (495) Westbound (Outer Loop) or Northbound (Inner Loop)
- Take exit 36 to Old Georgetown Road, South.
- Turn left onto W Cedar Lane
- Yield right onto Rockville Pike
- Follow signs to the Main Visitor’s entrance is on the right
From Local Airports
From Baltimore-Washington International Airport (BWI)
- Take the Baltimore-Washington Parkway south toward Washington, DC.
- At I-495 (Capital Beltway), head west toward Silver Spring/Bethesda.
- From the Beltway (I-495), take Exit 34 which is Rt. 355 (Wisconsin Ave./Rockville Pike) and head south toward Washington/Bethesda.
- Pass South Drive and turn right at NIH Gateway Drive.
From Dulles International Airport
- Head east on the Dulles Airport Access Road for approximately 13 miles.
- Exit onto I-495 (Capital Beltway), heading north to Bethesda/Baltimore.
- From the Beltway (I-495), take Exit 34 which is Rt. 355 (Wisconsin Ave./Rockville Pike) and head south toward Washington/Bethesda.
- Pass South Drive and turn right at NIH Gateway Drive.
From Ronald Reagan National Airport
- Head North on the George Washington Parkway for approximately 12 miles.
- Exit onto I-495 (Capital Beltway), heading north to Maryland.
- From the Beltway (I-495), go approximately 7 miles, then take Exit 34, Rt. 355 (Wisconsin Ave./Rockville Pike) and head South toward Washington/Bethesda.
- Pass South Drive and turn right at NIH Gateway Drive.
Directions to Democracy One & Two
(6701 & 6707 Democracy Blvd., Bethesda, MD 20817)
From the Capital Beltway in Northern Virginia:
- Take the Beltway (495) Northbound (Inner Loop)
- Stay to the left and enter I270 North at the 270 spur
- Take Exit 1 to Democracy Blvd
- Yield right, heading East on Democracy
- Turn left onto Fernwood Drive, building is on the left
From the Capital Beltway in Maryland:
- Take the Beltway (495) Westbound (Outer Loop)
- Stay to the right to enter I270 North at the 270 spur
- Take Exit 1a and turn left at the top of the ramp onto Old Georgetown Rd.
- Turn right onto Democracy Blvd
- Turn right onto Fernwood Drive, building is on your left
Directions to Executive Plaza North & South
(6120 & 6130 Executive Blvd. Rockville, MD 20852
From the Capital Beltway in Northern Virginia:
- Take the Beltway (495) Northbound (Inner Loop)
- Stay to the left and enter I270 North at the 270 spur
- (continue below)
From the Capital Beltway in Maryland:
- Take the Beltway (495) Westbound (Outer Loop)
- Stay to the right to enter I270 North at the 270 spur
Continue:
- Enter the I270 local lanes
- Take exit 4a and yield right onto Montrose Rd. Eastbound
- Yield to the right onto Montrose Parkway
- At the first light, yield right onto Executive Blvd
- At the first light, turn into the Executive Plaza complex.
Directions to Twinbrook I, II and III
From the Capital Beltway in Northern Virginia or Maryland:
- Take the Beltway (495) Westbound (Outer Loop) or Northbound (Inner Loop)
- Take exit 36 to Old Georgetown Road, North.
- Follow Old Georgetown 2 1/2 miles, turn left onto Rockville
Pike, Rt 355
Twinbrook I
(5640 Fisher Lane, Rockville, MD 20852):- Travel on Rockville Pike for ¾ mile, yield to the right onto Twinbrook Parkway
- Follow Twinbrook Parkway ½ mile, turn left onto Fishers Lane.
- Building is on your right.
Twinbrook II
(12441 Parklawn Drive Rockville, MD 20852):- From Rockville Pike, exit towards Montrose Parkway
- Turn right onto Montrose Parkway, Eastbound
- Travel on Montrose Parkway for ½ mile
- Turn right onto Parklawn Dr.
- Follow Parklawn for about 1 mile, building is on your right.
Twinbrook III
(12735 Twinbrook Parkway, Rockville, MD 20852):- Travel on Rockville Pike for ¾ mile, yield to the right onto Twinbrook Parkway
- Follow Twinbrook Parkway ¾ mile, building is on your right.
Directions to Fernwood
(10401 Fernwood Road, Bethesda, MD 20817)
From the Capital Beltway in Northern Virginia:
- Take the Beltway (495) Northbound (Inner Loop)
- Stay to the left and enter I270 North at the 270 spur
- Take Exit 1 to Democracy Blvd
- Yield right, heading East on Democracy
- Turn left onto Fernwood Drive, go through 2 traffic lights
- Building is on your right
From the Capital Beltway in Maryland:
- Take the Beltway (495) Westbound (Outer Loop)
- Stay to the right to enter I270 North at the 270 spur
- Take Exit 1a and turn left at the top of the ramp onto Old Georgetown Rd.
- Turn right onto Democracy Blvd
- Turn left onto Fernwood Drive, go through 2 traffic lights
- Building is on your right
Directions to Rockledge I & II
(6701 & 6705 Rockledge Drive, Bethesda, MD 20817)
From the Capital Beltway in Maryland:
- Take the Beltway (495) Westbound (Outer Loop)
- Stay to the right to enter I270 North at the 270 spur
- Take Exit 1b and turn left at the traffic light at the top of the ramp onto Rockledge Dr.
- At the first light, yield to the right to stay on Rockledge Drive
- Rockledge I & II are located on your right.
From the Capital Beltway in Northern Virginia:
- Take the Beltway (495) Northbound (Inner Loop)
- Stay to the left and enter I270 North at the 270 spur
- Take Exit 1 to Democracy Blvd
- At the third traffic light, turn left onto Fernwood Drive.
- At the third traffic light, turn right onto Rockledge Drive.
- Follow Rockledge Drive about ½ a mile; Rockledge I & II are located on your left
Directions to 301 North Stonestreet
(301 North Stonestreet Ave, Rockville, MD 20854)
From the Capital Beltway in Northern Virginia:
- Take the Beltway (495) Northbound (Inner Loop)
- Stay to the left and enter I270 North at the 270 spur
- (continue below)
From the Capital Beltway in Maryland:
- Take the Beltway (495) Westbound (Outer Loop)
- Stay to the right to enter I270 North at the 270 spur
Continue:
- Take exit 6A, Eastbound on Rt. 28, W Montgomery Ave.
- Turn right onto Rt. 28
- Travel about ¾ mile on W Montgomery Ave, continue right onto W Jefferson St.
- Turn left onto Maryland Ave.
- Turn right onto E Middle Ln.
- Turn left onto N Stonestreet Ave.; building will be on your right
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