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PermittedP/2024/1149Submitted 2 years agoLoft conversion

1 Whitehall Gardens Hounslow W4 3LT

Certificate of Lawfulness for the proposed erection of a rear roof extension with two front roof windows and part second floor rear extension to the house.

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Progress

Submitted
10 Apr 2024
— completed
Validated
10 Apr 2024
— completed
Consultation
10 Apr 2024
— completed
Target date
7 Jun 2024
— completed
Decided
7 Jun 2024
— completed

Application details

Reference
P/2024/1149
Local authority
Hounslow
Postcode
W4 3LT
Ward
Chiswick Riverside
Application type
All Other
Property type
House

Key dates

Submitted
10 Apr 2024
Validated
10 Apr 2024
Comments close
10 Apr 2024
Target decision
7 Jun 2024
Decided
7 Jun 2024

Estimated project value

£49k–£100k

Based on the 30.0m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 30 · 2 additional bedrooms

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.

Homes here go for about £1,250,000 — the median of the last 7 market sales in W4 3LT, £585,000 to £1,450,000.

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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