Washington County Railroad

Washington County Railroad or Railway may refer to:
 * Washington County Railroad (1980), short line in Vermont
 * Washington County Railroad (1900–1901), predecessor of the Pittsburgh and West Virginia Railway in Pennsylvania
 * Washington County Railroad (1856–1868), predecessor of the Southern Pacific Company in Texas
 * Washington County Railroad (1864), predecessor of the Baltimore and Ohio Railroad in Maryland
 * Washington County Railway (1903–1911), predecessor of the Maine Central Railroad in Maine
 * Washington County Railroad (1893–1903), predecessor of the above