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Permitted26/HOUSE/0619Submitted 5 months agoRear extension

Thurleston Avenue Merton SM4 4BN

single storey side and rear wraparound extension project

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Map of the site

Progress

Submitted
2 Apr 2026
— completed
Validated
2 Apr 2026
— completed
Consultation
13 May 2026
— completed
Target date
28 May 2026
— completed
Decided
2 Jun 2026
— completed

Application details

Reference
26/HOUSE/0619
Local authority
Merton
Postcode
SM4 4BN
Ward
Cannon Hill
Application type
Householder
Property type
House

Key dates

Submitted
2 Apr 2026
Validated
2 Apr 2026
Comments close
13 May 2026
Target decision
28 May 2026
Decided
2 Jun 2026

Estimated project value

£60k–£100k

Based on the 26.8m² 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: 26.75

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 £591,725 — the median of the last 8 market sales in SM4 4BN, £499,000 to £710,101.

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.

Nearby applications