40 Portland Road, London, W11 4LG Data via plota.co.uk
Proposal
Proposed part demolition; alterations to two-storey rear outrigger; new basement; lower ground floor rear extension; rear wall and side infill extensions; roof alterations with new rear rooflights; new boundary treatment works; and various alterations to fenestration. Data via plota.co.uk
Application progress
Approved on 8 Oct 2026 · Last checked 20 Oct 2026
Planning committee
Decided by Kensington and Chelsea Planning Applications Committee on 6 Oct 2026.
Approved
As officers recommended.
- Officers advised approval because the works would preserve the conservation area, protect neighbours’ living conditions and meet basement requirements.
- Residents and local organisations raised concerns about construction, drainage, traffic, the basement, heritage and neighbouring amenity.
- The committee granted permission with an additional materials condition and an informative encouraging communication with neighbours.
Source: Plota analysis of Kensington and Chelsea's committee minutes of 6 Oct 2026.
Site constraints 9
Show all 10 with distances
- 28 m43 and 45, Clarendon Road W11Grade II
- 65 m16-26, Clarendon Road W11Grade II
- 68 m23-29, Clarendon Road W11Grade II
- 73 mSeal House and Attached Garden WallGrade II
- 89 m12 and 14, Clarendon Road W11Grade II
- 91 m17, 19 and 21, Clarendon Road W11Grade II
- 93 mCosmic HouseGrade I
- 110 m13 and 15, Clarendon Road W11Grade II
- 122 m19-35, Norland Square W11Grade II
- 132 m2-18, Norland Square W11Grade II
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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 £4,500,000 in April 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 January 2024, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
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Important details
- Council
- Kensington and Chelsea
- Application type
- Planning Permission
- Postcode
- W11 4LG
- Received
- 15 Jun 2026
- Validated
- 16 Jun 2026
- Ward
- Norland
- Case officer
- Show
- Target decision
- 11 Aug 2026
- Decision
- Granted
- Decision date
- 8 Oct 2026
- Applicant
- Show
How this decision compares
Decided in 114 days from validation, 13 days slower than Kensington and Chelsea's median of 101 for demolitions. Approved, as 92% of demolitions here are.
Plota live figures for demolitions decided by Kensington and Chelsea in the last twelve months, from validation. Kensington and Chelsea decision record →
Consultation & key dates
- Comments by
- 11 Sept 2026
Historical activity at this location
27 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Kensington and Chelsea ranks #174 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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.
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40 Portland Road, London, W11 4LG
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