The Benjamin Ogle Tayloe House is a Federal-style house located at 21 Madison Place NW in Washington, D.C., in the United States. The house is on the northeast corner of Madison Place NW and Pennsylvania Avenue NW, directly across the street from the White House and the Treasury Building. Built in 1828 by Benjamin Ogle Tayloe, son of Colonel John Tayloe III (who built the famous Octagon House), the house became a salon for politically powerful people in the federal government.