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
Pennsylvania Avenue trialed on the avenue: cobblestones in 1849 followed by Belgian blocks and then, in 1871, wooden blocks. In 1876, as part of an initiative begun by President Ulysses S. Grant to see Washington City's streets improved, Pennsylvania Avenue was paved with asphalt by Civil War veteran William Averell using Trinidad lake asphalt. On September 30, 1965, portions of the avenue and surrounding area were designated the Pennsylvania Avenue National Historic Site. The National Park Service administers this area which includes the United States Navy Memorial, Old Post Office Tower, and Pershing Park. Congress created the Pennsylvania Avenue Development Corporation (PADC)