Economy

See also: List of federal agencies in Northern Virginia and List of companies headquartered in Northern Virginia

1812 N Moore (right), the tallest building in the Washington metropolitan area, and Turnberry Tower (left), the tallest residential building in the region.

Arlington has consistently had the lowest unemployment rate of any jurisdiction in Virginia.^[85] The unemployment rate in Arlington was 4.2% in August 2009.^[86] 60% of office space in the Rosslyn-Ballston corridor is leased to government agencies and government contractors.^[87] There were an estimated 205,300 jobs in the county in 2008. About 28.7% of these were with the federal, state or local government; 19.1% technical and professional; 28.9% accommodation, food and other services.^[88]
In October 2008, BusinessWeek ranked Arlington as the safest city in which to weather a recession, with a 49.4% share of jobs in "strong industries".^[89] In October 2009, during the economic downturn, the unemployment in the county reached 4.2%. This was the lowest in the state, which averaged 6.6% for the same time period, and among the lowest in the nation, which averaged 9.5% for the same time.^[90]
In 2010, there were an estimated 90,842 residences in the county.^[91] In 2000, the median single family home price was $262,400. About 123 homes were worth $1 million or more. In 2008, the median home was worth $586,200. 4,721 houses, about 10% of all stand-alone homes, were worth $1 million or more.^[92]
In 2010, there were 0.9 percent of the homes in foreclosure. This was the lowest rate in the DC area.^[93]

Federal government

A number of federal agencies are headquartered in Arlington, including the Air Force Office of Scientific Research, DARPA, Drug Enforcement Administration, Foreign Service Institute, National Science Foundation, Office of Naval Research, Transportation Security Administration, United States Department of Defense, United States Marshals Service, and the United States Trade and Development Agency.

Companies and organizations

Park Four, former US Airways headquarters in Crystal City

Companies headquartered in Arlington include AES, Alcalde and Fay, Arlington Asset Investment, CACI, Corporate Executive Board, ENVIRON International Corporation, ESI International, FBR Capital Markets, Interstate Hotels & Resorts, and Rosetta Stone.
Organizations located here include Associated General Contractors, The Conservation Fund, Conservation International, the Consumer Electronics Association, The Fellowship, the Feminist Majority Foundation, the Insurance Institute for Highway Safety, the National Rural Electric Cooperative Association, The Nature Conservancy, the Public Broadcasting Service, United Service Organizations, and the US-Taiwan Business Council.
Arlington also has an annex of the South Korean embassy.^[94]

Largest employers

Virginia Hospital Center, the ninth largest employer in Arlington County

According to the County's 2014 Comprehensive Annual Financial Report,^[95] the top employers in the county are:

#	Employer	# of Employees
1	Department of Defense	24,000
2	Arlington County	7,555
3	Department of Homeland Security	7,300
4	Deloitte	7,000
5	Department of Justice	5,300
6	Department of State	5,200
7	Accenture	4,500
8	FDIC	2,900
9	Virginia Hospital Center	2,698
10	Leidos	2,300
11	National Science Foundation	2,200
12	Lockheed Martin	2,187
13	Environmental Protection Agency	2,100
14	General Services Administration	1,970
15	Marriott International	1,950
16	Booz Allen Hamilton	1,400
17	Corporate Executive Board	1,279
18	Bureau of National Affairs	1,015
19	CACI	813
20	Marymount University	726