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Permitted25/P1367Submitted over a year agoRear extension

18 Westcroft Gardens Merton SM4 4DL

ERECTION OF A SINGLE STOREY REAR EXTENSION

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Progress

Submitted
2 May 2025
— completed
Validated
2 May 2025
— completed
Consultation
5 Jun 2025
— completed
Target date
27 Jun 2025
— completed
Decided
26 Jun 2025
— completed

Application details

Reference
25/P1367
Local authority
Merton
Postcode
SM4 4DL
Ward
Cannon Hill
Application type
Householder
Property type
House

Key dates

Submitted
2 May 2025
Validated
2 May 2025
Comments close
5 Jun 2025
Target decision
27 Jun 2025
Decided
26 Jun 2025

Estimated project value

£34k–£57k

Based on the 15.2m² 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: 15.2

Recently sold nearby

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

Homes here go for about £631,250 — the median of the last 8 market sales in SM4 4DL, £545,000 to £693,750.

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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