11 Lansdowne Walk, London, W11 3LN Data via plota.co.uk
Proposal
Like for like replacement of 6no. rear sash windows; replacement of rear lower ground floor glass and steel extension to match existing; and installation of a conservation style skylight on the street facing slope of the roof Data via plota.co.uk
Application progress
Approved on 25 Sept 2026 · Last checked 19 Oct 2026
Site constraints 11
Show all 10 with distances
- 37 m10 and 12, Lansdowne Road W11Grade II
- 61 m6 and 8, Lansdowne Road W11Grade II
- 81 m2 and 4, Lansdowne Road W11Grade II
- 100 m25-35, Ladbroke Grove W11Grade II
- 102 m1, Lansdowne Walk W11Grade II
- 104 mCosmic HouseGrade I
- 119 mLansdowne HouseGrade II
- 126 m21 and 23, Ladbroke Grove W11Grade II
- 131 m12 and 14, Clarendon Road W11Grade II
- 135 m16-26, Clarendon Road 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, 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 £3,600,000 in April 2006. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
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Important details
- Council
- Kensington and Chelsea
- Application type
- Planning Permission
- Postcode
- W11 3LN
- Received
- 5 Aug 2026
- Validated
- 12 Aug 2026
- Ward
- Norland
- Case officer
- Show
- Target decision
- 7 Oct 2026
- Decision
- Granted
- Decision date
- 25 Sept 2026
- Applicant
- Show
How this decision compares
Decided in 44 days from validation, 39 days faster than Kensington and Chelsea's median of 83 for extensions. Approved, as 95% of extensions here are.
Plota live figures for extensions 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
26 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.
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11 Lansdowne Walk, London, W11 3LN
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