Capitol Hill is a neighborhood in Washington, D.C., located in both the Northeast and Southeast quadrants. It is bounded by 15th Street SE & NE, F Street NE, Southeast Boulevard SE, and South Capitol Street SE. Dominated by the United States Capitol, which sits on the highest point of Capitol Hill, it is one of the oldest historic districts in Washington. The neighborhood has a high concentration of rowhouses, largely dating from the 19th century. Home to around 35,000 people in just under 2 square miles (5 km), Capitol Hill is also one of the most densely populated neighborhoods in Washington. The name Capitol Hill is frequently used as a metonym for the U.S. Congress.
Capitol Hill is famed as a center of the United States government, home to numerous important institutions including the U.S. Congress, the Supreme Court, the Library of Congress, and more. Apart from government, the neighborhood is largely residential, but maintains notable commercial hubs along Pennsylvania Avenue, such as Eastern Market and Barracks Row.
