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Permitted29045/APP/2025/2790Submitted 11 months agoLoft conversion

HILLINGDON Hillingdon

Conversion of existing dwelling into 2 self-contained dwellings with associated parking, cycle and bin storage and amenity space. Erection of a single storey extension to the rear, conversion of roof space to habitable use to include 3 x front dormers and 4 x roof lights (amended description)

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Progress

Submitted
3 Nov 2025
— completed
Validated
3 Nov 2025
— completed
Consultation
15 Dec 2025
— completed
Target date
3 Feb 2026
— completed
Decided
30 Jan 2026
— completed

Application details

Reference
29045/APP/2025/2790
Local authority
Hillingdon
Ward
COLHAM & COWLEY
Application type
All Other
Property type
House

Key dates

Submitted
3 Nov 2025
Validated
3 Nov 2025
Comments close
15 Dec 2025
Target decision
3 Feb 2026
Decided
30 Jan 2026

Estimated project value

£200k–£415k

Based on the 166m² of floor area stated in the application, at UK average rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 166m²

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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