The Old Post Office Building is a historic building in Brockton, Massachusetts. The two story brick Colonial Revival-style post office was built in 1898 and expanded in 1932. It was designed under the auspices of the federal government's supervising architect, James Knox Taylor, as a copy of Independence Hall in Philadelphia. The building was renovat…The Old Post Office Building is a historic building in Brockton, Massachusetts. The two story brick Colonial Revival-style post office was built in 1898 and expanded in 1932. It was designed under the auspices of the federal government's supervising architect, James Knox Taylor, as a copy of Independence Hall in Philadelphia. The building was renovated in 1977 and became home of the Brockton Public Schools central administration offices.