89 Belsize Lane London Camden NW3 5AU
Erection of a second floor mansard-style extension upon existing rear outrigger to create a bathroom; raising of outrigger parapet wall; alteration to lower part of second floor rear window to create doorway; and associated alterations.
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Progress
Application details
- Reference
- 2025/5381/L
- Local authority
- Camden
- Ward
- Belsize
- Application type
- Listed Building Consent
- Property type
- House
Key dates
- Submitted
- 9 Dec 2025
- Decided
- 9 Feb 2026
Estimated project value
£28k–£75k
Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.
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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