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79 Eaton Terrace London SW1W 8TN

25/05690/LBCListed Building Consent ApplicationApproved
Listed building consent

Approved on 26 March 2026

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

Erection of a lower ground floor and ground floor rear extension. Alterations to windows on the rear elevation. Replacement of staircase and railings to front lightwell and installation of a rainwater downpipe to the front elevation. Internal alterations comprising of the lowering of the front vaults, alterations to the stairs including stair winders in some levels and the change of level of the non-original lower ground floor rear room and first and second floors on the closet wing, and installation of internal mechanical services.

Received
13 August 2025
Ward
Knightsbridge & Belgravia
Agent
Clark Architecture and Design ltd.
  1. Received13 Aug
  2. Validated11 Sep
  3. Consult.
  4. Target6 Nov
  5. Decided26 Mar

Decided in 196 days (council typically 49)

About this application

This is a heritage application for a rear extension at 79 Eaton Terrace London SW1W 8TN. Westminster has handled 2,677 applications of this type. This one was decided in 225 days, 25 weeks longer than Westminster's typical decision time. The site is in the Belgravia conservation area, with 16 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 383 applications across Knightsbridge & Belgravia. We hold 1,477 applications in total for the SW1W postcode area.

93% of heritage applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
SW1W 8TN
Application type
Listed Building Consent Application
Scale / size
Small

Planning application dates

Date validated
11 September 2025
Consultation expiry
29 October 2025
Target decision date
6 November 2025

Applicant and agent

Agent
Clark Architecture and Design ltd.
Agent address
3 Varden Street London E1 2AW United Kingdom

Planning decision

Statutory period
56 days

Publicity

Last advertised
8 October 2025
Advertisement expiry
29 October 2025
Site notice start
26 September 2025
Site notice end
17 October 2025

Additional information

Planning Portal ID
PP-14247064
Comments
0
Documents
19

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Belgravia
  • Listed building: 79 Eaton Terrace London SW1W 8TNOn or next to this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)

flood storage areas, listed buildings, tree preservation orders, 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.

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

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

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

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Westminster

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

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