Middlesex County CourthouseThe courthouse was built for the county in 1814 by architect Charles Bulfinch with the Lechmere Point Corporation. It was later reconstructed in 1848 by Ammi B. Young and again from 1898 to 1901 by Olin B. Cutter.CategoriesSee & DoGet Directions Contact40 Thorndike StreetCambridge, MA 02141East Cambridge