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260048FULRefuseLast updated 09/08/2026, 04:40

The proposal involves a two storey rear and side extension alongside a mansard roof extension to create two new residential flats.

Additionally, the existing first floor office space will be converted into another flat, supported by fenestration changes and new cycle and refuse storage.

Full Application
High Street, London DA1

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Full Proposal

Part two-storey rear/side extension at No. 239 High Street; construction of mansard roof extension at Nos. 237 and 239 High Street to accommodate two self-contained residential flat (Use Class C3) and conversion of existing first floor, office space (Use Class E(g)(i)) to create one self-contained residential flat (no.239); alterations to fenestration on side and rear elevations, including installation of two additional windows on side elevation; provision of cycle and refuse storage

Application Timeline

Application Registered07/01/2026
Application Validated07/01/2026
Decision Made04/08/2026
Decision Issued04/08/2026
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For neighbours

2-storey works
A 2-storey building is stated in the proposal.
Upper-floor or window works
First-floor, dormer, balcony or window works in the description.
Change of use
The application seeks a change of use for the site.

What the application involves, identified from its description — an indicator, not an assessment. Set your address to see distance and direction.

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