Arlington County, Virginia addition to receiving the lowest proportion of Arlington's vote for a Democratic or Republican candidate in the past century. Arlington is part of Virginia's 8th congressional district, represented by Democrat Don Beyer. The United States Postal Service designates zip codes starting with "222" for exclusive use in Arlington County. However, federal institutions, like Ronald Reagan Washington National Airport and The Pentagon use Washington zip codes. Arlington has consistently had the lowest unemployment rate of any jurisdiction in Virginia. The unemployment rate in Arlington was 4.2% in August 2009. 60% of office space in the Rosslyn-Ballston corridor is leased to government
Construction of the Virginia approaches to Arlington Memorial Bridge early 1931, Arlington Memorial Bridge was nearing completion, but citizens of Arlington County had no way of using the bridge as no approaches had been approved by the state or county in the preceding five years. Arlington County itself took no action on any bridge approaches until January 1931, when it began tentatively surveying potential routes. In February 1931, citizens of Clarendon, Ft. Myer Heights, and Lyon Village — unincorporated communities north and northwest of Arlington National Cemetery — met with the Arlington County Board of Supervisors and a Commonwealth's Attorney from the state of Virginia to identify a route