Arlington County is located at 38°52′49″N 77°06′30″WCoordinates: 38°52′49″N 77°06′30″W and is surrounded by Fairfax County and theFalls Church to the southwest, the City of Alexandria to the southeast, and Washington, D.C. to the northeast directly across the Potomac River, which forms the county’s northern border. Other landforms also form county borders, particularly Minor’s Hill and Upton’s Hill on the west.
For over 30 years, the government has pursued a development strategy of concentrating much of its new development near transit facilities, such as Metrorail stations and the high-volume bus lines of Columbia Pike. Within the transit areas, the government has a policy of encouraging mixed-use and pedestrian- and transit-oriented development. Some of these “urban village” communities include: