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40, Wilton Place, SW1X 7RL

25/04693/FULLFull planning permissionApproved
Full

Approved on 23 July 2026

4 conditions

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.

Proposal

Installation of a Giant Triple Mushroom by Artist Carsten Holler for a temporary period on the pavement owned by the Berkeley Hotel at the junction of Knightsbridge and Wilton Place for a temporary period of two years (September 2025 to September 2027).

Submitted
15 July 2025
  1. Received15 Jul
  2. Validated
  3. Consult.
  4. Target
  5. Decided23 Jul

Decided in 373 days (council typically 49)

About this application

This is a planning application at 40, Wilton Place, SW1X 7RL. Westminster has handled 804 applications of this type. This one was decided in 373 days, 46 weeks longer than Westminster's typical decision time. The site is in 6 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 173 applications across KBW_22. We hold 1,288 applications in total for the SW1X postcode area.

84% of full planning permission 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
SW1X 7RL
Application type
Full planning permission

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: BelgraviaPart of the site
  • Listed building: Grade II: 28-36, Old Barrack YardOn or next to this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • Tree Preservation Order: Ref W228Protected tree on or next to this site · +1 more
  • 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 2026-11-03. 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.

Planning history at this site

9 other applications at this property, newest first.

  1. 2026
    14 Oct

    Display of Christmas festivity lights measuring 2.0m x 28.5m x 2.0m from the underside of the canopy of the…

    ApprovedAdvertisement consent26/07034/ADV
  2. 2026
    13 Oct

    Alterations to the south-east forecourt terrace, including raising and reconfiguration of the terrace for…

    PendingFull planning permission26/06864/FULL
  3. 2026
    27 Jan

    Installation of the 'Fat Convertible' sculpture by artist Erwin Wurm to the northern side of the entrance…

    ApprovedApplication26/00459/FULL
  4. 2025
    9 Oct

    Display of Christmas festivity lights measuring 2.0m x 28.5m x 2.0m from the underside of the canopy of the…

    ApprovedAdvertisement consent25/07291/ADV
  5. 2025
    21 Apr

    Installation of three flagpoles mounted on the 1st floor west facade.

    ApprovedFull Planning Permission Application25/02735/FULL
  6. 2025
    11 Apr

    Detailed drawings of the design, construction and insulation of the ventilation system; details of the…

    ApprovedDischarge of conditions25/02530/ADFULL

Source: Westminster

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

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