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List Entry Summary

This building is listed under the Planning (Listed Buildings and Conservation Areas) Act 1990 as amended for its special architectural or historic interest.


List entry Number: 1079138



The building may lie within the boundary of more than one authority.

County: Greater London Authority

District: City and County of the City of London

District Type: London Borough


National Park: Not applicable to this List entry.

Grade: II*

Date first listed: 03-Mar-1972

Date of most recent amendment: 10-Nov-1977

Legacy System Information

The contents of this record have been generated from a legacy data system.

Legacy System: LBS

UID: 199787

Asset Groupings

This list entry does not comprise part of an Asset Grouping. Asset Groupings are not part of the official record but are added later for information.

List entry Description

Summary of Building

Legacy Record - This information may be included in the List Entry Details.

Reasons for Designation

Legacy Record - This information may be included in the List Entry Details.


Legacy Record - This information may be included in the List Entry Details.


This list entry was subject to a Minor Amendment on 05/12/2012

TQ 3380 NW 17/477 3.3.72. 5002

TRINITY SQUARE EC3 (West Side) No 10

(Formerly listed as Port of London Authority Building)


1912 to 22, by Sir Edwin Cooper. Large, detached, monumental building of Portland stone. Nearly square plan with entrance at canted south east corner. Plain courtyard formerly filled by large rotunda destroyed in World War II. 4 storeys plus basement and slated mansard treated as stone attic to end pavilions and at entrance. Deep entablature with pairs of Corinthian columns in antis to pavillons. 4-columned entrance portico, also in antis, the entablature topped by balustrade in front of attic. Above rises broad tower embellished with order of Corinthian pilasters and piers, arched niche and colossal figure sculpture. Stepped upper part. Entrance hall, corridors etc of some distinction. Suite of richly panelled rooms on 2nd floor, notably dining room, chairman's room and board room, east 2 with exceptional carved decoration.

Listing NGR: TQ3345180797

The asset was previously listed twice also under London Borough of Tower Hamlets at list entry 1357519. This entry was removed from the List on 31 July 2017.

Selected Sources

Legacy Record - This information may be included in the List Entry Details

National Grid Reference: TQ 33452 80797


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End of official listing