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Refused53688/APP/2026/225Submitted 8 months agoRear extension

NORTHWOOD Hillingdon

Demolition of the existing rear extension and construction of a new single-storey rear extension (retrospective), and change of use from a Class C4 small HMO to an 8-unit HMO (Sui Generis) (proposed), including associated parking, amenity, refuse and cycle storage.

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Map of the site

Progress

Submitted
26 Jan 2026
— completed
Validated
26 Jan 2026
— completed
Consultation
24 Feb 2026
— completed
Target date
7 Apr 2026
— completed
Decided
22 May 2026
— completed

Application details

Reference
53688/APP/2026/225
Local authority
Hillingdon
Ward
NORTHWOOD HILLS 2022
Application type
All Other
Property type
House

Key dates

Submitted
26 Jan 2026
Validated
26 Jan 2026
Comments close
24 Feb 2026
Target decision
7 Apr 2026
Decided
22 May 2026

Estimated project value

£345k–£575k

Based on the 192m² 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: 192.49m²

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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