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Permitted18588/APP/2006/1568Side extension

7 HAWTHORNE AVENUE Hillingdon HA4 8SP

ERECTION OF A TWO STOREY DETACHED DWELLINGHOUSE-STYLED BUILDING WITH SINGLE STOREY SIDE EXTENSION CONTAINING FOUR ONE-BEDROOM FLATS WITH FOUR FRONTAGE PARKING SPACES (INVOLVING DEMOLITION OF THE EXISTING DWELLINGHOUSE).

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Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
21 Nov 2006
— completed

Application details

Reference
18588/APP/2006/1568
Local authority
Hillingdon
Postcode
HA4 8SP
Ward
CAVENDISH
Application type
All Other
Property type
Flat

Key dates

Decided
21 Nov 2006

Estimated project value

£32k–£75k

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: MyJobQuote / Checkatrade 2026 extension rates.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £648,750 — the median of the last 8 market sales in HA4 8SP, £315,000 to £710,000.

Contains HM Land Registry data © Crown copyright and database right 2025. 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