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31 Eccleston Square London SW1V 1NZ

25/09251/LBCApproved

Approved on 2 February 2026

Council decision: Application Permitted

Site boundary (council red line)

Proposal

Internal alterations including conversion of three non en-suite rooms into en-suite rooms; conversion of existing kitchen area; conversion of one non en-suite room into en-suite room at lower ground, ground and fourth floor levels.

Received
22 December 2025
  1. Received22 Dec
  2. Validated22 Dec
  3. Consult.
  4. Target
  5. Decided2 Feb

Decided in 42 days

About this application

This is a planning application at 31 Eccleston Square London SW1V 1NZ. Westminster has handled 27,108 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 Pimlico conservation area, with 10 listed buildings nearby. There have been 3 other applications at this address. We hold 1,120 applications in total for the SW1V postcode area.

Application details

Postcode
SW1V 1NZ

Planning application dates

Date validated
22 December 2025

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)
  • Conservation area: Pimlico
  • Listed building: Grade II: 15-43, Cambridge Street Sw1On or next to this site · +1 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Also checked, none recorded (21)

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, 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.

Associated applications

  1. 2025
    22 Dec

    Installation of pigeon wires on front facade at first floor, second, third and fourth floor levels.

    ApprovedListed building consentFiled alongside25/09239/LBC
  2. 2025
    22 Dec

    Internal alterations including conversion of three non en-suite rooms into en-suite rooms; conversion of…

    This applicationApprovedListed building consent25/09251/LBC

Planning history at this site

9 other applications at this property, newest first.

  1. 2025
    22 Dec

    Detailed drawings of the new doors and rear fan extract pursuant to Condition 3 of the listed building…

    ApprovedListed building consent25/09250/ADLBC
  2. 2025
    22 Dec

    Installation of pigeon wires on front facade at first floor, second, third and fourth floor levels.

    PendingListed building consent25/09238/FULL
  3. 2025
    7 Nov

    Installation of hanging sign to front entrance porch.

    Not requiredApplication25/06676/FULL
  4. 2025
    6 Nov

    Detailed drawings of the new doors and fan extracts pursuant to Condition 3 of listed building consent dated…

    RefusedListed building consent25/08071/ADLBC
  5. 2025
    17 Sep

    Display of one non illuminated hanging signage board measuring 0.6m x 0.4m within entrance porch.

    ApprovedAdvertisement consent25/06677/ADV
  6. 2025
    17 Sep

    Installation of an angled flag pole and pigeon wires on front facade

    RefusedListed building consent25/06675/LBC

Source: Westminster

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

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