35 Belgrave Square London SW1X 8QB Data via plota.co.uk
Proposal
Internal alterations to the previously approved schemes under planning permission (RN ) and listed building consent (RN ) Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 9 Dec 2026 and 18 Dec 2026, from Westminster's recent extensions.
Documents 9
Statements & assessments 2
Plans & drawings 6
Application forms 1
Associated applications 3
- Internal alterations to the previously approved schemes under planning permission (RN) and listed building consent (RN)
Site constraints 10
Show the other 24 with distances
- 40 mNos. 1-31, EATON PLACE; Nos. 17, 18 AND 19 BELGRAVE PLACE AND ADJOINING MEWS ARCHGrade II*
- 41 m1 AND 2, UPPER BELGRAVE STREET SW1 (See details for further address information)Grade II
- 50 mSeaford House and Gate PiersGrade II*
- 56 m3-11, Upper Belgrave Street Sw1Grade II*
- 67 m5 Groom Place and stable yardGrade II
- 77 m3, Wilton Mews Sw1Grade II
- 83 m15-17, Chester Street Sw1Grade II
- 87 m27, Chapel Street Sw1Grade II
- 87 m4-34, EATON PLACE SW1 (See details for further address information)Grade II*
- 91 m38-48, Belgrave Square Sw1Grade I
- 92 m18-32, Chester Street Sw1Grade II
- 93 m26, Chapel Street Sw1Grade II
- 100 m8-14, Chester Street Sw1Grade II
- 118 m19-23, Chapel Street Sw1Grade II
- 121 m28a, Chapel Street Sw1Grade II
- 132 m1, Belgrave Place Sw1Grade II
- 134 m2-5, BELGRAVE PLACE SW1 (See details for further address information)Grade II
- 135 m103-118, Eaton Square Sw1Grade II*
- 137 mSpanish EmbassyGrade I
- 138 m4-15, Wilton Street Sw1Grade II
- 143 m28-32, Chapel Street Sw1Grade II
- 147 m15-18, Chapel Street Sw1Grade II
- 149 m2-7 Chester StreetGrade II
- 150 m12 and 13, Upper Belgrave Street Sw1Grade II
Checked on 26 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 £35,000,000 in January 2026. Other property, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
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
- Listed Building Consent Application
- Postcode
- SW1X 8QB
- Received
- 19 Oct 2026
- Validated
- 19 Oct 2026
- Ward
- Knightsbridge & Belgravia
- Case officer
- Show
- Target decision
- 14 Dec 2026
- Applicant
- Show
- Agent
- Studio80six Ltd
Decision outlook
Day 9 of the 56-day target. Westminster usually decides extensions by day 55.
Plota live figures for extensions decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
Last counted 26 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15285547
- Planning Portal ref
- PP-15285547
- Env. assessment
- No
Historical activity at this location
47 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
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35 Belgrave Square London SW1X 8QB
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Referenced application
Council archive
35 Belgrave Square London SW1X 8QB
Alterations to extension at lower ground floor, re-rendering and repairs to stucco of front and rear elevations, excluding the ground floor, installation of replacement windows on rear elevation, alterations to the roof and A/C plant (LINKED TO 20/03406/LBC).
- Received
- 2 Jun 2020
- Decided
- 9 Sep 2020
- Outcome
- Approved
35 Belgrave Square London SW1X 8QB
Alterations to extension at lower ground floor, re-rendering and repairs to stucco of front and rear elevations, excluding the ground floor, installation of replacement windows on rear elevation, alterations to the roof and A/C plant. Internal alterations including the addition and removal of partitions, alterations to the pool at sub-basement and basement level, relocation of internal service riser to outside of the building, reinstatement of fireplaces at second, third and fourth floor (LINKED TO 20/03405/FULL).
- Received
- 2 Jun 2020
- Decided
- 9 Sep 2020
- Outcome
- Approved
- Type
- Heritage