The Terrace Flat, 8 Sloane Street, London, SW1X 9LE Data via plota.co.uk
Proposal
Addition of rear extension, previously granted in August 2006 and in January 2020, retaining generous space for terrace. Replacement of terrace doors with steel-framed double-glazed doors to match Crittall-style windows on lower floors of rear elevation. Relocation of bedroom away from noise of Pavilion Road and Basil Street. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 21 Dec 2026 and 1 Feb 2027, from Kensington and Chelsea's recent extensions.
Site constraints 11
Show all 4 with distances
- 42 mLincoln HouseGrade II
- 49 m190-192 Sloane StreetGrade II
- 60 m4a and 5, Sloane StreetGrade II
- 69 m39-41, Brompton RoadGrade II
Checked on 20 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 3
Last sold for £498,000 in February 2007. Flat or maisonette, leasehold.
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
- SW1X 9LE
- Received
- 15 Oct 2026
- Validated
- 19 Oct 2026
- Ward
- Brompton and Hans Town
- Case officer
- Show
- Target decision
- 14 Dec 2026
- Applicant
- Show
Decision outlook
Day 9 of the 56-day target. Kensington and Chelsea usually decides extensions by day 83.
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
- 13 Nov 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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The Terrace Flat, 8 Sloane Street, London, SW1X 9LE
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Comments are open until 13 Nov 2026