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PermittedP/2024/0871Submitted 2 years agoOutbuilding

9 Alwyn Avenue Hounslow W4 4PA

Certificate of lawfulness proposed for the erection of a single storey outbuilding as a gym following the demolition of existing outbuilding and shed

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Map of the site

Progress

Submitted
13 Mar 2024
— completed
Validated
13 Mar 2024
— completed
Consultation
13 Mar 2024
— completed
Target date
8 May 2024
— completed
Decided
21 May 2024
— completed

Application details

Reference
P/2024/0871
Local authority
Hounslow
Postcode
W4 4PA
Ward
Chiswick Gunnersbury
Application type
All Other
Property type
House

Key dates

Submitted
13 Mar 2024
Validated
13 Mar 2024
Comments close
13 Mar 2024
Target decision
8 May 2024
Decided
21 May 2024

Estimated project value

£11k–£41k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.

Floor area gained: 19.8

Recently sold nearby

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

Homes here go for about £2,275,000 — the median of the last 8 market sales in W4 4PA, £1,785,000 to £3,050,000.

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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