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PermittedDC/25/139174Submitted over a year agoRear extension

Lewisham

Construction of a first floor side extension, replacement of the wrap around extension and the formation of a rear roof terrace, installation of an external staircase together with amendments to the fenestration at 90 Canonbie Road SE23 (largely approved under DC/22/126010).

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Progress

Submitted
26 Feb 2025
— completed
Validated
26 Feb 2025
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
23 Apr 2025
— completed

Application details

Reference
DC/25/139174
Local authority
Lewisham
Ward
Forest Hill
Application type
Householder
Property type
House

Key dates

Submitted
26 Feb 2025
Validated
26 Feb 2025
Decided
23 Apr 2025

Estimated project value

£20k–£33k

Based on the 11.0m² 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: 11m²

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.

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