South Lawn (White House) South Lawn (White House) The South Lawn at the White House in Washington, DC, is located directly south of the house, and is bordered on the east by East Executive Drive and the Treasury Building, and on the west by West Executive Drive and the Old Executive Office Building, and along its curved southern perimeter by South Executive Drive and a large circular public lawn called The Ellipse. Since the address of the White House is 1600 Pennsylvania Avenue NW, and the North Lawn faces Pennsylvania Avenue, the South Lawn is sometimes described as the back lawn of the White
White House II in order to hide the construction of an underground bunker to be used in emergencies. The bunker has come to be known as the Presidential Emergency Operations Center. The White House and grounds cover just over 18 acres (about 7.3 hectares). Before the construction of the North Portico, most public events were entered from the South Lawn, which was graded and planted by Thomas Jefferson. Jefferson also drafted a planting plan for the North Lawn that included large trees that would have mostly obscured the house from Pennsylvania Avenue. During the mid-to-late 19th century a series of ever larger