25 Chester Square London SW1W 9HS
Proposal
Proposed works to 25 and 26 Chester Square and 48 and 49 Eaton Mews South, for the reconfiguration of the current two residential units to form one unit with 25, 26 and 48; and another unit with 49; and associated refurbishment works including formation and removal of connections between buildings to that effect, and extension of 25 upper floors to rear. (Including previously consented works covered by 24/00404/LBC; as well as additional amendments to form internal connection at First Floor, the latter highlighted) (Linked to 24/06110/FULL)
- Received
- 2 September 2024
- Target decision date
- 28 October 2024
- Council
- City of Westminster
- Ward
- Knightsbridge & Belgravia
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.
- ReceivedSubmitted2 Sep
- ValidatedValidated2 Sep
- Consult.Consultation
- TargetTarget Date28 Oct
- DecidedDecided
This is a heritage application for an extension at 25 Chester Square London SW1W 9HS. Westminster has handled 2,686 applications of this type and approves 91% of them, typically deciding them in 65 days. It was submitted on 2 September 2024 and is still awaiting a decision. The site is in the Belgravia conservation area, with 4 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 409 applications across Knightsbridge & Belgravia. We hold 1,432 applications in total for the SW1W postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Planning history at this site
9 other applications at this property, newest first.
- 20267 Apr
Details of York and Portland stone pursuant to condition 5 of listed building consent dated 24 November 2023…
ApprovedListed building consent26/02423/ADLBC - 20267 Apr
Details of York and Portland stone pursuant to condition 11 of planning permission dated 24 November 2023…
ApprovedDischarge of conditions26/02294/ADFULL - 202512 Jun
Details of new fireplaces pursuant to condition 7 of listed building consent dated 24th November 2023…
ApprovedListed building consent25/04017/ADLBC - 20252 Apr
Details of acoustic enclosure to rear terrace pursuant to condition 5 of listed building consent dated 29…
ApprovedListed building consent25/02477/ADLBC - 20252 Apr
Details of acoustic enclosure to rear terrace pursuant to condition 5 of planning permission dated 29 July…
ApprovedDischarge of conditions25/02254/ADFULL - 20252 Apr
Details of the new fireplaces pursuant to condition 7 of listed building dated 24th November 2023…
RefusedDischarge of conditions25/02250/ADLBC - 20254 Mar
Details of metal balustrading and new garage doors pursuant to Condition 6 of listed building consent dated…
ApprovedListed building consent25/01629/ADLBC - 20254 Mar
Details of metal balustrading and new garage doors pursuant to Condition 12 of planning permission dated 24…
ApprovedDischarge of conditions25/01441/ADFULL - 202415 Mar
Detailed drawings of windows pursuant to Condition 4 of planning permission dated 24 November 2023 (RN…
ApprovedDischarge of conditions24/01725/ADFULL
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Belgravia
- Listed building: 24-32 CHESTER SQUARE London SW1W 9HTOn 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 2026-10-09. 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.
Before the decision
You may need a heritage statement. Heritage & archaeology consultants near this site
This is an application for listed building consent.
- 1.3 miLondonRTPI
- 1.4 miLondonRTPIRICS Regulated
- 1.5 miLondonRTPI
Nearest first, within 25 miles of the site. Every firm is listed free.
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