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Permitted26/HOUSE/0123Submitted 7 months agoRear extension

Hillcross Avenue Merton SM4 4BU

Proposed single-store rear extension

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Progress

Submitted
3 Feb 2026
— completed
Validated
3 Feb 2026
— completed
Consultation
10 May 2026
— completed
Target date
31 Mar 2026
— completed
Decided
20 May 2026
— completed

Application details

Reference
26/HOUSE/0123
Local authority
Merton
Postcode
SM4 4BU
Ward
Cannon Hill
Application type
Householder
Property type
House

Key dates

Submitted
3 Feb 2026
Validated
3 Feb 2026
Comments close
10 May 2026
Target decision
31 Mar 2026
Decided
20 May 2026

Estimated project value

£46k–£76k

Based on the 20.3m² 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: 20.31 · 1 additional bedrooms

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing.

Homes here go for about £535,000 — the median of the last 7 market sales in SM4 4BU, £448,150 to £710,000.

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.

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