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PermittedP/2020/4239Submitted 5 years agoRear extension

12 Carrington Avenue Hounslow TW3 2LG

Certificate of lawfulness for proposed single storey rear extension.

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Progress

Submitted
7 Dec 2020
— completed
Validated
7 Dec 2020
— completed
Consultation
—
— completed
Target date
1 Feb 2021
— completed
Decided
27 Jan 2021
— completed

Application details

Reference
P/2020/4239
Local authority
Hounslow
Postcode
TW3 2LG
Ward
Hounslow South (Pre May 2022)
Application type
All Other
Property type
House

Key dates

Submitted
7 Dec 2020
Validated
7 Dec 2020
Target decision
1 Feb 2021
Decided
27 Jan 2021

Estimated project value

£55k–£92k

Based on the 24.5m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 24.5m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 3 recent sales are listed below.

Homes here go for about £516,250 — the median of the last 8 market sales in TW3 2LG, £490,000 to £656,000.

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