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PermittedP/2016/5290Submitted 9 years agoLoft conversion

198 Twickenham Road Hounslow TW7 7DR

Certificate of Lawfulness for erection of a rear roof extension incorporating hip to gable conversion, Juliet balcony and three front roof windows to the house

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Progress

Submitted
23 Nov 2016
— completed
Validated
23 Nov 2016
— completed
Consultation
—
— completed
Target date
18 Jan 2017
— completed
Decided
11 Jan 2017
— completed

Application details

Reference
P/2016/5290
Local authority
Hounslow
Postcode
TW7 7DR
Ward
Isleworth (Pre May 2022)
Application type
All Other
Property type
House

Key dates

Submitted
23 Nov 2016
Validated
23 Nov 2016
Target decision
18 Jan 2017
Decided
11 Jan 2017

Estimated project value

£35k–£94k

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: Checkatrade 2026 loft conversion cost guide.

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 2 recent sales are listed below.

Homes here go for about £627,500 — the median of the last 8 market sales in TW7 7DR, £537,500 to £740,000.

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