Lewisham
Application for Prior Approval under Schedule 2, Part 1, Class A, Part (g) of the Town and Country Planning (General Permitted Development) Order 2015 (as amended) for the construction of a single storey rear extension at a depth of 5.90m, an eaves height of 2.40m and a maximum height of 3.00m to 122 Horncastle Road, SE12.
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Progress
Application details
- Reference
- DC/26/143717
- Local authority
- Lewisham
- Ward
- Grove Park
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 17 Apr 2026
- Validated
- 17 Apr 2026
- Target decision
- 11 Jun 2026
- Decided
- 11 Jun 2026
Estimated project value
£51k–£84k
Based on the 28.0m² 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: 28m²
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.