Rayburn House Office Building

Rayburn House Office Building
View of Rayburn Office from United States Capitol dome (2007)
General information
Status	Completed
Architectural style	Neoclassical
Location	United States Capitol Complex
Town or city	Washington, D.C.
Country	United States
Coordinates	38°53′12.48″N 77°0′37.8″W / 38.8868000°N 77.010500°W / 38.8868000; -77.010500
Opened	February 1965
Technical details
Material	Marble
Grounds	2,395,914 square feet (222,587.7 m2)
Design and construction
Architecture firm	H2L2

The Rayburn House Office Building (RHOB) is a congressional office building for the U.S. House of Representatives in the Capitol Hill neighborhood of Washington, D.C., between South Capitol Street and First Street.

Rayburn is named after former speaker of the House Sam Rayburn. It was completed in 1965 and at 2.375 million square feet (220,644 m²) is the largest congressional office building.