Rockville is accessible on Metro's red line see stations below. It is also served by Montgomery County's Ride On Bus service, particularly buses number 26, 45 and 47, which run all over town.
You can get into Rockville directly from the Chinatown buses that come from New York. Apex Bus (http://www.apexbus.com/) or Today's Bus (http://www.today-bus.com/) typically charge $25 for one-way and $40 for round trip from New York.
Rockville is located 12 miles NW of Washington D.C. North of Rockville is Olney, Gaithersburg, and Montgomery Village. I-270 is the major highway within the city. Rockville Pike 355 is also a main road in Rockville with many office buildings, stores, and food restaurants scattered throughout the long road. It connects to Rockville has connections with Wootton Parkway, Seven Locks Road, Montrose Road, Viers Mill Road, Norbeck Road MD-28, Connecticut Avenue 185, Georgia Avenue 97, E.Gude Drive, and Southlawn Ln.
Interstate linkages in Rockville include I-270 linking Gaithersburg, Washington Grove, Derwood, and Montrose. I-270 is perpendicular with I-370, taking you to Shady Grove Road. I-370 connects Potomac to Gaithersburg and Derwood heading East. I-95/495 Capital Beltway linking College Park University of Maryland, Laurel, and Washington D.C. Capital Beltway South also bring you into Virginia. I-195 takes you to Baltimore/Washington International Airport.
