Claremont City Hall, also known as the Claremont Opera House, is located at 58 Opera House Square in the heart of Claremont, New Hampshire, United States. The monumental Italian Renaissance Revival two-story brick and brownstone building was designed by New York City architect Charles A. Rich, an alumnus of nearby Dartmouth College, and built between 1895 and 1897. Hira R. Beckwith, an architect in Claremont, was the contractor. Many of the construction materials for the building came from the surrounding region. The foundation consists of Green Mountain rock, and the base was dressed Connecticut River brownstone from Springfield, Massachusetts. The major part of the exterior is built from nearly one million bricks from Lebanon, New Hampshire. The original design of the building included f