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Permitted75423/APP/2020/663Submitted 6 years agoLoft conversion

HAYES Hillingdon UB4 OAP

Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)

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Map of the site

Progress

Submitted
10 Mar 2020
— completed
Validated
10 Mar 2020
— completed
Consultation
—
— completed
Target date
5 May 2020
— completed
Decided
9 Apr 2020
— completed

Application details

Reference
75423/APP/2020/663
Local authority
Hillingdon
Postcode
UB4 OAP
Ward
BARNHILL
Application type
All Other
Property type
House

Key dates

Submitted
10 Mar 2020
Validated
10 Mar 2020
Target decision
5 May 2020
Decided
9 Apr 2020

Estimated project value

£35k–£94k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £385,000 — the median of the last 4 market sales in UB4 (the wider postcode district), £215,000 to £521,000.

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.

Nearby applications