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Permitted19/P4111Submitted 6 years agoRear extension

10 Chalgrove Avenue Merton SM4 5RB

ERECTION OF A SINGLE STOREY REAR EXTENSION AND A FRONT PORCH.

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Map of the site

Progress

Submitted
19 Nov 2019
— completed
Validated
19 Nov 2019
— completed
Consultation
2 Jan 2020
— completed
Target date
14 Jan 2020
— completed
Decided
14 Jan 2020
— completed

Application details

Reference
19/P4111
Local authority
Merton
Postcode
SM4 5RB
Ward
St Helier_histroic
Application type
Householder
Property type
House

Key dates

Submitted
19 Nov 2019
Validated
19 Nov 2019
Comments close
2 Jan 2020
Target decision
14 Jan 2020
Decided
14 Jan 2020

Estimated project value

£38k–£69k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 2 recent sales are listed below.

Homes here go for about £596,500 — the median of the last 6 market sales in SM4 5RB, £465,000 to £700,000.

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.

Nearby applications