Pending21286/APP/2026/1864Submitted 2 weeks agoRear extension20 days left to comment
COWLEY Hillingdon
Conversion of single dwellinghouse into 2no. self contained flats including parking, bin and cycle storage, following the erection of a single storey rear extension.
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Progress
Submitted
24 Aug 2026
— completedValidated
24 Aug 2026
— completedConsultation
2 Oct 2026 (target)
— not yet reachedTarget date
19 Oct 2026 (target)
— not yet reachedDecided
—
— not yet reachedApplication details
- Reference
- 21286/APP/2026/1864
- Local authority
- Hillingdon
- Ward
- COLHAM & COWLEY
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 24 Aug 2026
- Validated
- 24 Aug 2026
- Comments close
- 2 Oct 2026
- Target decision
- 19 Oct 2026
Estimated project value
£43k–£72k
Based on the 24.0m² 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: 24m²
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.