Getting to MSD (Gaithersburg, MD) from: Baltimore/ Washington International Airport Washington Dulles International Airport Washington National Airport Capital Beltway (I-495) From Baltimore/Washington International Airport Distance: 43.4 miles Approximate Travel Time: 47 minutes 1. Take I-195 W. 2. Merge onto I-95 S via exit number 4B toward WASHINGTON. 3. Merge onto CAPITAL BELTWAY/I-495 W via exit number 27 toward SILVER SPRING. 4. Merge onto I-270 N via exit number 35 toward FREDERICK. 5. From I-270, exit at SHADY GROVE ROAD (exit 8) and turn RIGHT to go east on SHADY GROVE ROAD. 6. Turn LEFT onto GAITHER ROAD (2nd light). 7. Turn LEFT at the Four Way Stop. Follow the drive to the Left and all the way to the back. MSD is located at 9238 Gaither Road. From Washington Dulles International Airport Distance: 31.4 miles Approximate Travel Time: 32 minutes 1. Exit the airport by taking the VA-267 TOLL east exit towards WASHINGTON. 2. Take the I-495 exit (exit 18), towards BALTIMORE/RICHMOND. 3. Take I-270 (exit 38), on the LEFT towards ROCKVILLE/FREDERICK. 4. From I-270, exit at SHADY GROVE ROAD (exit 8) and turn RIGHT to go east on SHADY GROVE ROAD. 5. Turn LEFT onto GAITHER ROAD (2nd light). 6. Turn LEFT at the Four Way Stop. Follow the drive to the Left and all the way to the back. MSD is located at 9238 Gaither Road. From Washington National Airport Distance: 25.6 miles Approximate Travel Time: 32 minutes 1. Exit the airport by taking the ramp towards WASHINGTON (I-395). 2. Merge onto the GEORGE WASHINGTON MEMORIAL PARKWAY. 3. Take the I-495 NORTH exit towards MARYLAND. 4. Take I-270 (exit 38), on the LEFT towards ROCKVILLE/FREDERICK. 5. From I-270, exit at SHADY GROVE ROAD (exit 8) and turn RIGHT to go east on SHADY GROVE ROAD. 6. Turn LEFT onto GAITHER ROAD (2nd light). 7. Turn LEFT at the Four Way Stop. Follow the drive to the Left and all the way to the back. MSD is located at 9238 Gaither Road. From the Capital Beltway (I-495) 1. From the CAPITAL BELTWAY/I-495 NORTH, take I-270 (exit 38) on the LEFT towards ROCKVILLE/FREDERICK. 2. From I-270, exit at SHADY GROVE ROAD (exit 8) and turn RIGHT to go east on SHADY GROVE ROAD. 3. Turn LEFT onto GAITHER ROAD (2nd light). 4. Turn LEFT at the Four Way Stop. Follow the drive to the Left and all the way to the back. MSD is located at 9238 Gaither Road.