The following text is from the original listed building designation:
MARSHAM STREET 1. 5278 (North Side) Church of Holy Trinity TQ 7655 NW 2/117 3O.7,5l. II GV
2. 1826-1828. Architect John Whichcord. Built of ragstone ashlar. The west front has 6 Tuscan pilasters, the 4 centre ones projecting, with cornice, parapet and pediment over. Square tower above flanked by thin pilasters with round-headed opening between and spire over. 7 bay nave with round-headed windows on 1st floor and cambered windows on the ground floor. Heavy moulded stone cornice. Plinth. No longer in ecclesiastical use.
The Church of Holy Trinity and Nos 1 to 9 (consec) form a group with Nos 21 to 29 (consec) Church Street.
Listing NGR: TQ7626455896

English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.