Walker Building, Walker Company or Walker Factory, may refer to:

J. W. Walker Building-Central Arizona Light & Power, Phoenix, Arizona, listed on the NRHP in Phoenix, Arizona Walker Body Company Factory, Amesbury, Massachusetts, listed on the NRHP in Essex County, Massachusetts Walker Building (Springfield, Massachusetts), listed on the NRHP in Hampden County, Massachusetts Walker and Weeks Office Building, Cleveland, Ohio, listed on the National Register of Historic Places listings in Cleveland, Ohio Walker Building (Stillwater, Oklahoma), listed on the NRHP in Payne County, Oklahoma Walker Bank Building, Salt Lake City, Utah, listed on the NRHP in Salt Lake City, Utah Walker Apartment Hotel, Tacoma, Washington, listed on the National Register of Historic Places in Pierce County, Washington Walker Cut Stone Company, Wilkeson, Washington, listed on the National Register of Historic Places in Pierce County, Washington

See also Walker House (disambiguation)