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Flat A Ground and First Floor, 41 Lowndes Street, London, SW1X 9HX

PP/25/06357Planning PermissionPermitted
Full

Proposal

Replacement of existing timber sash windows and Juliet doors with new like-to-like double-glazed timber units to match original design; replacement of existing skylight at ground floor level; installation of new walk-on skylight at first floor terrace level to allow natural lighting to ground level; and repair and redecoration of existing external steps.

Received
27 October 2025
Decided
16 April 2026 · Grant Planning Permission/Consent
Ward
Brompton and Hans Town
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.

  1. Received27 Oct
  2. Validated
  3. Consult.10 Apr
  4. Target30 Dec
  5. Decided16 Apr

Decided in 171 days (council typically 56)

8 weeks typical decision time in Kensington92% of full applications approved

This is a full planning application for window replacement at Flat A Ground and First Floor, 41 Lowndes Street, London, SW1X 9HX. Kensington has handled 5,405 applications of this type and approves 85% of them, typically deciding them in 60 days. This one was decided in 171 days, 16 weeks longer than Kensington's median. The site is in a conservation area, with 12 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 141 applications across Brompton and Hans Town. We hold 1,157 applications in total for the SW1X postcode area.

Application Details

Reference
PP/25/06357
Address
Flat A Ground and First Floor, 41 Lowndes Street, London, SW1X 9HX
Postcode
SW1X 9HX
Local Authority
Kensington
Application Type
Planning Permission
Scale / Size
Medium
Decision Status
Permitted
Current Status
Decided
Ward
Brompton and Hans Town
Parish
02
District
Hans Town

Applicant & Agent

Planning Application Dates

Date Received
27 October 2025
Consultation Expiry
10 April 2026
Target Decision Date
30 December 2025
Date Decided
16 April 2026
Date Submitted
27 October 2025
Consultation End
10 April 2026

Planning Decision

Decision
Grant Planning Permission/Consent
Statutory Period
64 days

Publicity

Appeal

Additional Information

Documents
28
Coordinates
51.497906, -0.156731
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Kensington

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

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Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Hans Town
  • Listed building: Grade II: 42, 43 and 44, Lowndes Street Sw1On or next to this site
  • Article 4 direction: Article 4 - No 100
  • Tree Preservation OrderCovers the site
  • Flood zone 1: Low probability (rivers and sea)
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 2026-10-09. 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.

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