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RefusedPALL/2023/2703Submitted 3 years agoRear extension

598 608 Chiswick High Road Hounslow W4 5RT

Prior Approval for a single storey upward extension of the mixed terraced building at 598-608 Chiswick, to create 2 x 3 bedroom 6 person self-contained residential units.

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Progress

Submitted
22 Aug 2023
— completed
Validated
22 Aug 2023
— completed
Consultation
—
— completed
Target date
15 Oct 2023
— completed
Decided
13 Oct 2023
— completed

Application details

Reference
PALL/2023/2703
Local authority
Hounslow
Postcode
W4 5RT
Ward
Chiswick Gunnersbury
Application type
Prior Approval
Property type
House

Key dates

Submitted
22 Aug 2023
Validated
22 Aug 2023
Target decision
15 Oct 2023
Decided
13 Oct 2023

Estimated project value

£41k–£75k

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: 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 £525,000 — the median of the last 8 market sales in W4 (the wider postcode district), £425,000 to £1,415,000.

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