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Permitted62693/APP/2021/1347Submitted 5 years agoRear extension

RUISLIP MIDDX Hillingdon HA4 ONS

Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.6 metres, for which the maximum height would be 3.15 metres, and for which the height of the eaves would be 3 metres

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Map of the site

Progress

Submitted
12 Apr 2021
— completed
Validated
12 Apr 2021
— completed
Consultation
6 May 2021
— completed
Target date
23 May 2021
— completed
Decided
18 May 2021
— completed

Application details

Reference
62693/APP/2021/1347
Local authority
Hillingdon
Postcode
HA4 ONS
Ward
CAVENDISH
Application type
Prior Approval
Property type
House

Key dates

Submitted
12 Apr 2021
Validated
12 Apr 2021
Comments close
6 May 2021
Target decision
23 May 2021
Decided
18 May 2021

Estimated project value

£38k–£69k

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, ~20m² at £1,800-£3,000/m².

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 £712,500 — the median of the last 8 market sales in HA4 (the wider postcode district), £351,000 to £1,210,000.

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