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PermittedP/2022/1067Submitted 4 years agoLoft conversion

20 Southland Way Hounslow TW3 2RH

Certificate of Lawfulness for proposed erection of a rear roof extension with juliet balcony

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Map of the site

Progress

Submitted
30 Mar 2022
— completed
Validated
30 Mar 2022
— completed
Consultation
—
— completed
Target date
25 May 2022
— completed
Decided
20 Apr 2022
— completed

Application details

Reference
P/2022/1067
Local authority
Hounslow
Postcode
TW3 2RH
Ward
Hounslow South (Pre May 2022)
Application type
All Other
Property type
House

Key dates

Submitted
30 Mar 2022
Validated
30 Mar 2022
Target decision
25 May 2022
Decided
20 Apr 2022

Estimated project value

£42k–£88k

Based on the 28.0m² of floor area stated in the application, at outer London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 28m² · 1 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 £570,000 — the median of the last 8 market sales in TW3 2RH, £450,000 to £615,000.

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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