The Mansion House Mansion House Street London EC4N 8BH

25/00695/LBCListed Building ConsentApproved

Approved on 24 July 2025

Delegated (officer decision)

Approximate site (title boundary)

Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Investigative and remedial work to the internal fabric of the Mansion House and minor internal alterations to the layout of the Plate Room to create separate lobby and workshop to ground floor.

Received: 27 May 2025
Decision level: Delegated (officer decision)
Public comments: 1
Council: City of London Corporation
Ward: Walbrook
Agent: Matthew Lloyd Architects

ReceivedReceived27 May
ValidatedValidated27 May
Consult.Consultation16 Jul
TargetTarget Date22 Jul
DecidedDecided24 Jul

Decided in 58 days (council typically 77)

About this application

This is a heritage application at The Mansion House Mansion House Street London EC4N 8BH. City of London has handled 859 applications of this type. This one was decided in 58 days, 3 weeks quicker than City of London's typical decision time. The site is in the Bank conservation area, with 11 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 23 applications across Walbrook. We hold 151 applications in total for the EC4N postcode area.

100% of heritage applications at City of London Corporation were approved. Across all application types, the council typically decides in about 11 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode: EC4N 8BH
Application type: Listed Building Consent
Scale / size: Small

Planning application dates

Date validated: 27 May 2025
Consultation expiry: 22 July 2025
Consultation start: 18 June 2025
Consultation end: 16 July 2025
Last date for comments: 22 July 2025
Target decision date: 22 July 2025
Committee meeting: 24 July 2025
Permission expires: 24 July 2028

Applicant and agent

Applicant: Private applicant
Agent: Matthew Lloyd Architects
Architect profile: MATTHEW LLOYD LIMITED
Agent address: Attn: Mr Luke Upton 1B The Hangar, Perseverance Works 38 Kingsland Road Hackney London E2 8DD

Planning decision

Case officer: Mark Butler
Statutory period: 56 days

Publicity

Last advertised: 1 July 2025
Advertisement expiry: 22 July 2025
Site notice start: 19 June 2025
Site notice end: 10 July 2025

Additional information

Planning Portal ID: PP-14050050
Documents: 13

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Bank
Listed building: Grade I: Mansion HouseOn this site · +4 more
Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (20)

flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Planning history at this site

7 other applications at this property, newest first.

Source: City of London

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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