<Tr> <Th_colspan="2"> Technical details </Th> </Tr> <Tr> <Th> Floor area </Th> <Td> 2,500,000 sq ft (230,000 m) </Td> </Tr> <P> The George Bush Center for Intelligence is the headquarters of the Central Intelligence Agency, located in the unincorporated community of Langley in Fairfax County, Virginia, United States . </P> <P> The headquarters is a conglomeration of the Original Headquarters Building (OHB) and the New Headquarters Building (NHB) that sits on a total of 258 acres (1.04 km) of land . </P>

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