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PendingDC/26/145007Submitted 4 weeks agoRear extension

Lewisham

Construction of a single storey extension to the rear of the lower ground floor, creation of a terrace above and the enlargement of the rear lightwell; and installation of replacement patio doors at lower ground level, a door at upper ground floor, both in the rear elevation at Flat B, 70 Longton Grove, SE26

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Progress

Submitted
10 Aug 2026
— completed
Validated
10 Aug 2026
— completed
Consultation
4 Sept 2026
— completed
Target date
5 Oct 2026 (target)
— not yet reached
Decided
— not yet reached

Application details

Reference
DC/26/145007
Local authority
Lewisham
Ward
Sydenham
Application type
All Other
Property type
Flat

Key dates

Submitted
10 Aug 2026
Validated
10 Aug 2026
Target decision
5 Oct 2026

Estimated project value

£230k–£385k

Based on the 128m² of floor area stated in the application, at UK average rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 128

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.