Fairlington is an unincorporated neighborhood in Arlington County, Virginia, United States, located adjacent to Shirlington in the southernmost part of the county on the boundary with the City of Alexandria. The main thoroughfares are Interstate 395 (Shirley Highway) which divides the neighborhood into North and South Fairlington, State Route 7 (King Street) and State Route 402 (Quaker Lane).
The neighborhood consists of primarily townhouse-type condominium apartments built in the 1940s as the largest housing project financed by the Defense Homes Corporation during World War II. Fairlington is listed on both the National Register of Historic Places and on the Virginia Landmarks Register.
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