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Permitted76398/APP/2021/1714Submitted 5 years agoRear extension

HAYES Hillingdon UB4 0AN

Demolition of existing part single storey rear addition and erection of a single storey rear extension which would extend beyond the rear wall of the original house by 4 metres, for which the maximum eaves height would be 3 metres and for which the maximum height would be 3 metres

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Map of the site

Progress

Submitted
29 Apr 2021
— completed
Validated
29 Apr 2021
— completed
Consultation
1 Jun 2021
— completed
Target date
9 Jun 2021
— completed
Decided
3 Jun 2021
— completed

Application details

Reference
76398/APP/2021/1714
Local authority
Hillingdon
Postcode
UB4 0AN
Ward
BARNHILL
Application type
Prior Approval
Property type
House

Key dates

Submitted
29 Apr 2021
Validated
29 Apr 2021
Comments close
1 Jun 2021
Target decision
9 Jun 2021
Decided
3 Jun 2021

Estimated project value

£43k–£71k

Based on the 18.9m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 18.87m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £430,000 — the median of the last 7 market sales in UB4 0AN, £229,862 to £600,000.

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.

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