14 Wilton Place London SW1X 8RL Data via plota.co.uk
Proposal
Internal and external alterations, including lowering the lower-ground level with a new stair leading down from garden to the courtyard terrace at lower-ground level, the removal of the conservatory to create a new rear extension with terrace at first floor, alterations to flat roofs inlcuding installation of rooflight and green roof, and alterations to the mansard roof. Installation of plant equipment. Data via plota.co.uk
Application progress
Approved on 21 Jul 2026 · Complex Delegated Decision · Last checked 21 Jul 2026
Documents 13
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 9
Other documents 1
Associated applications 2
- Internal and external alterations, including lowering the lower-ground level with a new stair leading down from garden…
Conditions 4 awaiting decision
Site constraints 10
Show the other 14 with distances
- 32 mWilton ArmsGrade II
- 36 m1-8, Wilton Place Sw1Grade II
- 40 mChurch of St PaulGrade II*
- 43 m29-31, Wilton Place Sw1Grade II
- 64 m16-30, Wilton Crescent Sw1Grade II
- 75 m1-15, Wilton Crescent Sw1Grade II
- 80 m55-91, KnightsbridgeGrade II
- 96 m5-12, William Street W1Grade II
- 109 m11 and 12, Lowndes Square Sw1Grade II
- 115 m4, William Street W1Grade II
- 116 m28-36, Old Barrack YardGrade II
- 129 m17, 19 and 21, Old Barrack YardGrade II
- 136 m34-50, Wilton Crescent Sw1Grade II
- 141 m1, Albert Gate Sw1Grade II
Checked on 6 October 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.
Sales history 1
Last sold for £10,000,000 in November 2024. Terraced house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in February 2023, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Westminster
- Application type
- Listed Building Consent Application
- Postcode
- SW1X 8RL
- Received
- 14 Apr 2026
- Validated
- 14 Apr 2026
- Ward
- Knightsbridge & Belgravia
- Case officer
- Show
- Target decision
- 9 Jun 2026
- Decision
- Application Permitted
- Decision date
- 21 Jul 2026
- Decision level
- Complex Delegated Decision
- Applicant
- Show
- Agent
- Maddox and Associates Ltd
- Freehold owner
- Show
How this decision compares
Decided in 98 days from validation, 41 days slower than Westminster's median of 57 for demolitions. Approved, as 89% of demolitions here are.
Plota live figures for demolitions decided by Westminster in the last twelve months, from validation. Westminster decision record →
Consultation & key dates
- Alt. reference
- PP-14701009
- Planning Portal ref
- PP-14701009
- Comments by
- 20 May 2026
- Site or press notice
- 29 Apr 2026
- Env. assessment
- No
Historical activity at this location
31 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.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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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14 Wilton Place London SW1X 8RL
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