House excluding basement flat, 41 Sydney Street, London, SW3 6PZ Data via plota.co.uk
Description
Construction of a mansard roof extension at third floor level, addition of a single-storey extension to the rear closet wing at second floor level, replacement of the existing two-storey infill extension beside the closet wing with a smaller single-storey infill extension at ground-floor level, internal and external alterations. Data via plota.co.uk
Last checked
How this decision compares
Decided in 158 days from validation, 75 days slower than Kensington and Chelsea's median of 83 for extensions. Approved, as 96% 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 →
Associated applications 3
Site constraints 9
Show all 8 with distances
- 0 m7-67, Sydney Street Sw3Grade II
- 25 m18-68, Sydney Street Sw3Grade II
- 68 m12, 14 and 16, Sydney Street Sw3Grade II
- 91 m1, 3 and 5, Sydney Street Sw3Grade II
- 91 m4, 6 and 8, Sydney Street Sw3Grade II
- 131 m25-34, Sumner Place Sw7Grade II
- 134 m1-5, SYDNEY PLACE SW7 (See details for further address information)Grade II
- 140 mAvenue StudiosGrade 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.
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Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
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%).