PendingDC/26/145496Submitted last monthRear extension
Lewisham
Construction of a single storey rear extension at 122 Horncastle Road, London SE12
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Progress
Submitted
22 Sept 2026
— completedValidated
22 Sept 2026
— completedConsultation
30 Sept 2026
— completedTarget date
17 Nov 2026 (target)
— not yet reachedDecided
—
— not yet reachedApplication details
- Reference
- DC/26/145496
- Local authority
- Lewisham
- Ward
- Grove Park
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 22 Sept 2026
- Validated
- 22 Sept 2026
- Target decision
- 17 Nov 2026
Estimated project value
£36k–£60k
Based on the 20.0m² 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: 20m²
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.