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Refused71942/APP/2021/375Submitted 5 years agoLoft conversion

HAYES Hillingdon UB4 8SD

Part two storey, part single storey rear extension, conversion of roofspace to habitable use to include a rear dormer, 4 front rooflights and conversion of roof from hip to gable end, single storey garage to rear involving demolition of existing outbuilding and conversion of dwelling to 1 x 1-bed and 1 x 2-bed flats with associated parking and amenity space

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Map of the site

Progress

Submitted
26 Feb 2021
— completed
Validated
26 Feb 2021
— completed
Consultation
24 Mar 2021
— completed
Target date
23 Apr 2021
— completed
Decided
14 Apr 2021
— completed

Application details

Reference
71942/APP/2021/375
Local authority
Hillingdon
Postcode
UB4 8SD
Ward
BARNHILL
Application type
All Other
Property type
Flat

Key dates

Submitted
26 Feb 2021
Validated
26 Feb 2021
Comments close
24 Mar 2021
Target decision
23 Apr 2021
Decided
14 Apr 2021

Estimated project value

£100k–£210k

Based on the 66.7m² of floor area stated in the application, at outer London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 66.7m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 2 recent sales are listed below.

Homes here go for about £500,101 — the median of the last 5 market sales in UB4 8SD, £300,000 to £575,000.

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

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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