Penthouse 95 Eaton Square London SW1W 9AQ

26/02028/FULLFull Planning Permission ApplicationApproved

Full

Approved on 7 May 2026

Site boundary (council red line)

Proposal

Variation of condition 1 of planning permission dated 16th April 2025 (RN:24/06846/FULL) for the External works including installation of replacement double glazed metal windows to front and rear elevations, creation of enlarged balcony to principal reception room. alterations to metal railings, new rooflight and replace roof hatches at main roof level, installation of sliding box lantern for access to existing roof terrace and installation of PV panels at roof level. NAMELY, to allow minor required alterations, to inlcude, relocating two internal gas meters to balcony locations externally, installation of one new painted cast iron airbrick on secondary rear facade to provide adequate ventilation to a laundry utility room, replacement of two non-operational chimney pots with two chimney pots with concealed flue fans, exchange of approved drawings referenced by Condition 1. Linked with 26/02029/LBC

Received: 26 March 2026
Council: City of Westminster
Ward: Knightsbridge & Belgravia
Agent: Stanhope Gate Architecture

ReceivedReceived26 Mar
ValidatedValidated26 Mar
Consult.Consultation
TargetTarget Date21 May
DecidedDecided7 May

Decided in 42 days (council typically 49)

About this application

This is a full planning application for window replacement at Penthouse 95 Eaton Square London SW1W 9AQ. Westminster has handled 4,484 applications of this type. This one was decided in 42 days, 7 days quicker than Westminster's typical decision time. The site is in the Belgravia conservation area, with 5 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 380 applications across Knightsbridge & Belgravia. We hold 1,477 applications in total for the SW1W postcode area.

86% of full 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.Planning something similar? See what gets approved on your street

Application details

Postcode: SW1W 9AQ
Application type: Full Planning Permission Application
Scale / size: Small

Planning application dates

Date validated: 26 March 2026
Consultation expiry: 6 May 2026
Target decision date: 21 May 2026

Applicant and agent

Agent: Stanhope Gate Architecture
Architect profile: STANHOPE GATE ARCHITECTURE LIMITED
Agent address: 5 St James' Square London SW1Y 4JU United Kingdom

Planning decision

Statutory period: 56 days

Publicity

Last advertised: 15 April 2026
Advertisement expiry: 6 May 2026

Additional information

Planning Portal ID: PP-14809394
Comments: 0
Documents: 20

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Belgravia
Listed building: Ground Floor And Basement Rear Flat 84 Eaton Square London SW1W 9AGOn 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.

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.

Associated applications

2026
26 Mar
Variation of condition 1 of planning permission dated 16th April 2025 (RN:24/06846/FULL
This applicationApprovedVariation of conditions (s73)26/02028/FULL
2026
26 Mar
Relocation of two internal gas meters to balcony; Installation of one new painted cast iron airbrick to…
ApprovedListed building consentPart of26/02029/LBC

Planning history at this site

6 other applications at this property, newest first.

Source: Westminster

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

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