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PermittedP/2026/1421Submitted 4 months agoRear extension

15A Windmill Road Hounslow TW8 0QD

Conversion of three self-contained flats into one house and erect a single storey wrap-around rear extension at lower ground floor level. Replacement of all windows to sash windows and one rear window to juliet balcony. Relocating the main entrance from the side to the front elevation with a canopy, the erection of a single storey side extension and to install two air source heat pumps in the rear garden.

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Progress

Submitted
11 May 2026
— completed
Validated
11 May 2026
— completed
Consultation
26 Jun 2026
— completed
Target date
6 Jul 2026
— completed
Decided
3 Jul 2026
— completed

Application details

Reference
P/2026/1421
Local authority
Hounslow
Postcode
TW8 0QD
Ward
Brentford West
Application type
All Other
Property type
Flat

Key dates

Submitted
11 May 2026
Validated
11 May 2026
Comments close
26 Jun 2026
Target decision
6 Jul 2026
Decided
3 Jul 2026

Estimated project value

£59k–£98k

Based on the 26.0m² 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: 26

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £496,225 — the median of the last 8 market sales in TW8 0QD, £150,999 to £865,000.

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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