Lewisham
Construction of dormer extension in the rear roof slope,installation of roof lights in the front and roof slope, replacement single storey rear extension and construction of outbuilding in the rear garden and all associated works at 20 Troutbeck Road SE14.
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Progress
Application details
- Reference
- DC/25/142294
- Local authority
- Lewisham
- Ward
- Telegraph Hill
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 1 Dec 2025
- Validated
- 1 Dec 2025
- Comments close
- 18 Feb 2026
- Target decision
- 19 Feb 2026
- Decided
- 18 Feb 2026
Estimated project value
£37k–£78k
Based on the 31.0m² of floor area stated in the application, at UK average rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 31m²
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.