18 St Marys Grove Hounslow W4 3LL
Erection of a single storey detached outbuilding in the rear garden of the ground floor flat.
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Progress
Application details
- Reference
- P/2026/2229
- Local authority
- Hounslow
- Postcode
- W4 3LL
- Ward
- Chiswick Riverside
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 31 Jul 2026
- Validated
- 31 Jul 2026
- Comments close
- 26 Aug 2026
- Target decision
- 25 Sept 2026
- Decided
- 3 Sept 2026
Estimated project value
£11k–£41k
Typical UK cost for this job type, at inner 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.
- 3 ST MARYS GROVE, LONDON, W4 3LLSemi-detached · £1,880,00021 months ago6 Dec 2024
- 13 ST MARYS GROVE, LONDON, W4 3LLTerraced · £1,467,7772 years ago1 May 2024
- 4 ST MARYS GROVE, LONDON, W4 3LLDetached · £2,118,5004 years ago8 Sept 2022
- 3 ST MARYS GROVE, LONDON, W4 3LLSemi-detached · £1,636,0004 years ago22 Nov 2021
- 16 ST MARYS GROVE, LONDON, W4 3LLDetached · £1,691,0005 years ago30 Jun 2021
- 13 ST MARYS GROVE, LONDON, W4 3LLTerraced · £1,335,0005 years ago30 Apr 2021
- 18 ST MARYS GROVE, LONDON, W4 3LLFlat or maisonette · Leasehold · £560,2505 years ago19 Nov 2020
- 11 ST MARYS GROVE, LONDON, W4 3LLTerraced · £1,425,0006 years ago9 Apr 2020
Homes here go for about £1,551,889 — the median of the last 8 market sales in W4 3LL, £560,250 to £2,118,500.
Contains HM Land Registry data © Crown copyright and database right 2024. 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.
Recorded changes
- 5 Sept 2026: Approved
Nearby applications
- ST MARYS GROVE Hounslow W4 3LLWithdrawnNext door
- 18A St Marys Grove Hounslow W4 3LLPermittedNext door
- 18A St Marys Grove Hounslow W4 3LLUnknownNext door
- 18 St Marys Grove Hounslow W4 3LLPermittedNext door
- 18A St Marys Grove Hounslow W4 3LLUnknownNext door
- 18A St Marys Grove Hounslow W4 3LLUnknownNext door