81, South Audley Street, W1K 1JJ

25/06002/FULLAll OtherRefused

Proposal

Alterations to roof including reinstatement of roof profile, increase size of existing rooflight, new rooflight, roof access and installation of two air source heat pumps; replacement windows and conversion of rear ground floor window into door opening onto walk-on rooflight, erection of rear single storey lower ground floor extension with terrace above, lowering of rear boundary wall and installation of trellis (Linked to 25/06003/LBC)

Received: 3 September 2025
Decided: 28 October 2025
Council: City of Westminster

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.

ReceivedSubmitted3 Sep
ValidatedValidated
Consult.Consultation
TargetTarget Date
DecidedDecided28 Oct

Decided in 55 days (council typically 49)

7 weeks typical decision time in Westminster92% of all other applications approved

This is a planning application for an extension at 81, South Audley Street, W1K 1JJ. Westminster has handled 1,469 applications of this type and approves 92% of them, typically deciding them in 38 days. This one was decided in 55 days, 2 weeks longer than Westminster's median. The site is in the Mayfair conservation area, with 20 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 369 applications across WEW_22. We hold 845 applications in total for the W1K postcode area.

Application Details

Reference

25/06002/FULL

Address

81, South Audley Street, W1K 1JJ

Postcode

W1K 1JJ

Local Authority

Westminster

Application Type

All Other

Decision Status

Rejected

Applicant & Agent

Planning Application Dates

Date Decided

28 October 2025

Date Submitted

3 September 2025

Planning Decision

Publicity

Appeal

Additional Information

Coordinates

51.507343, -0.151013

Enriching application data

2/3

Council recordsAppealsFlood risk

Source: Westminster

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

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Associated applications

2025
3 Sep
Alterations to roof including reinstatement of roof profile, increase size of existing rooflight, new…
This applicationRefusedAll Other25/06002/FULL
2025
3 Sep
Alterations to roof including reinstatement of roof profile, increased size of existing rooflight, new…
RefusedListed building consentPart of25/06003/LBC

Planning history at this site

2 other applications at this property, newest first.

Planning constraints

Designations that overlap or adjoin the site outline.

Conservation area: Mayfair
Listed building: Grade II: 81, South Audley Street W1On this site · +3 more
Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Brownfield land register: Audley Square Garage 5 Audley Square London W1K 1DSRegister site at or near this address
Flood zone 1: Low probability (rivers and sea)

Also checked, none recorded (20)

flood storage areas, 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 and heritage coasts.

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

© 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.

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