Flat 3 21 Cleveland Square London W2 6DG Data via plota.co.uk
Proposal
Installation of two new heat pumps located on the roof terrace (previously approved under refs. and ) and internal alterations, in association with the amalgamation of Flat 3 and Flat 5 to form a single residential unit. (Linked to 26/02922/FULL) Data via plota.co.uk
Application progress
Approved on 29 Jun 2026 · Delegated Decision · Last checked 20 Jul 2026
Documents 31
Decision & officer reports 2
Statements & assessments 4
Plans & drawings 19
Application forms 1
Other documents 5
Associated applications 7
- Installation of two new heat pumps located on the roof terrace and internal alterations, in association with the amalgamation…
Show 2 more · 1 approved, 1 withdrawn
Site constraints 8
Show the other 14 with distances
- 25 m25-29, Cleveland Gardens W2Grade II
- 30 m23-31, Cleveland Square W2Grade II
- 65 m1-8, Cleveland Gardens W2Grade II
- 68 m12-14, Cleveland Square W2Grade II
- 70 mHallfield Estate (14 residential blocks and laundry)Grade II
- 94 m1-7, Cleveland Square W2Grade II
- 102 m38-62, Cleveland Square W2Grade II
- 111 m125-167, GLOUCESTER TERRACE W2 (See details for further address information)Grade II
- 120 m32-48, Leinster Gardens W2Grade II
- 127 m12-33, Queens Gardens W2Grade II
- 130 m30 and 32, Chilworth Street W2Grade II
- 136 mCleveland Arms TavernGrade II
- 143 m22, DEVONSHIRE TERRACE W2 (See details for further address information)Grade II
- 145 m24 and 26, Chilworth Street W2Grade II
Checked on 2 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.
Sales history 2
Last sold for £3,630,000 in March 2023. Flat or maisonette, leasehold.
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
- W2 6DG
- Received
- 4 May 2026
- Validated
- 4 May 2026
- Ward
- Lancaster Gate
- Case officer
- Show
- Target decision
- 29 Jun 2026
- Decision
- Application Permitted
- Decision date
- 29 Jun 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- 13279111
How this decision compares
Decided in 56 days from validation, about the council's usual 55 days. Approved, as 88% of extensions here are.
Plota live figures for extensions decided by Westminster in the last twelve months, from validation. Westminster decision record →
Consultation & key dates
- Alt. reference
- PP-14816930
- Planning Portal ref
- PP-14816930
- Comments by
- 10 Jun 2026
- Site or press notice
- 20 May 2026
- Env. assessment
- No
Historical activity at this location
32 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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Flat 3 21 Cleveland Square London W2 6DG
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Referenced application
Council archive
Flat 3 21 Cleveland Square London W2 6DG
Replacement windows, re-organising the fifth floor windows to slim-line frame and re-organising the rooflights on the flat roof. (Linked to 24/08234/LBC)
- Received
- 25 Nov 2024
- Outcome
- Pending
Flat 3 21 Cleveland Square London W2 6DG
Internal alterations, removal of partitions at fourth floor, reinstating of the blocked window to frontage on the second floor level, reconstructing of the existing staircase between the third and fourth floor, where necessary to remove original cornicing and skirting, reinstated like for like and upgrading services. (Linked to 24/08233/FULL)
- Received
- 25 Nov 2024
- Outcome
- Pending
- Type
- Heritage