Fraser Bond are the leading lettings and property management agents for 18-19 Cornwall Terrace - London NW1. 18-19 Cornwall Terrace is part of the Grade I listed terrace at No. 1-21 in London NW1. Built in 1821-23 to the designs of Decimus Burton under Nash's supervision. Historic List Entry Number: 1356971 Date first listed: January 1970.