Berkeley Hotel 40 Wilton Place London SW1X 7RL Data via plota.co.uk
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). Data via plota.co.uk
Application progress
Approved on 23 Jul 2026 · Delegated Decision · Last checked 27 Oct 2026
Documents 29
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 14
Application forms 1
Consultation & comments 3
Other documents 8
Site constraints 10
Show all 14 with distances
- 35 m1-8, Wilton Place Sw1Grade II
- 42 m9-12 and 14-28, Wilton Place Sw1Grade II
- 44 m55-91, KnightsbridgeGrade II
- 47 mChurch of St PaulGrade II*
- 73 m29-31, Wilton Place Sw1Grade II
- 76 mWilton ArmsGrade II
- 76 m28-36, Old Barrack YardGrade II
- 89 m17, 19 and 21, Old Barrack YardGrade II
- 91 m16-30, Wilton Crescent Sw1Grade II
- 128 m1, Albert Gate Sw1Grade II
- 129 m5-12, William Street W1Grade II
- 133 m4, William Street W1Grade II
- 137 m1-15, Wilton Crescent Sw1Grade II
- 138 m15 and 17, Knightsbridge Sw1Grade II
Checked on 1 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Every application in Westminster - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Westminster
- Application type
- Full Planning Permission Application
- Postcode
- SW1X 7RL
- Received
- 8 Jul 2025
- Validated
- 15 Jul 2025
- Ward
- Knightsbridge & Belgravia
- Case officer
- Show
- Target decision
- 9 Sept 2025
- Decision
- Application Permitted
- Decision date
- 23 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Blair Associates Architecture Ltd
- Freehold owner
- Show
How this decision compares
Decided in 373 days from validation, 297 days slower than Westminster's median of 76 for full applications. Approved, as 86% of full applications here are.
Plota live figures for full applications decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
40 neighbours consulted · Last counted 27 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14143073
- Planning Portal ref
- PP-14143073
- Comments by
- 27 Aug 2025
- Site or press notice
- 6 Aug 2025
- Env. assessment
- No
Historical activity at this location
50 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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Berkeley Hotel 40 Wilton Place London SW1X 7RL
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Freehold owner, on paid plans
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