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RefusedP/2017/1667Submitted 9 years agoAnnexe

32 Boston Gardens Hounslow TW8 9LW

Certificate of Lawfulness for the conversion of an existing detached outbuilding into a granny annex

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Map of the site

Progress

Submitted
21 Apr 2017
— completed
Validated
21 Apr 2017
— completed
Consultation
—
— completed
Target date
16 Jun 2017
— completed
Decided
15 Jun 2017
— completed

Application details

Reference
P/2017/1667
Local authority
Hounslow
Postcode
TW8 9LW
Ward
Brentford (Pre May 2022)
Application type
All Other
Property type
House

Key dates

Submitted
21 Apr 2017
Validated
21 Apr 2017
Target decision
16 Jun 2017
Decided
15 Jun 2017

Estimated project value

£63k–£140k

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: trade estimate.

Recently sold nearby

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

Homes here go for about £745,000 — the median of the last 7 market sales in TW8 9LW, £385,000 to £1,575,000.

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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