Permitted25/03401/FULSubmitted 12 months agoLoft conversion
London Borough of Lambeth
Erection of a mansard roof extension with the installation of two front and two rear dormer windows.
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Progress
Submitted
30 Oct 2025
— completedValidated
30 Oct 2025
— completedConsultation
26 Nov 2025
— completedTarget date
25 Dec 2025
— completedDecided
23 Dec 2025
— completedApplication details
- Reference
- 25/03401/FUL
- Local authority
- Lambeth
- Ward
- KNIGHT
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 30 Oct 2025
- Validated
- 30 Oct 2025
- Comments close
- 26 Nov 2025
- Target decision
- 25 Dec 2025
- Decided
- 23 Dec 2025
Estimated project value
£32k–£66k
Based on the 26.3m² 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: 26.25m² · 1 additional bedrooms
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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