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PermittedDM2023/01486Submitted 2 years agoRear extension

45 Summerville Gardens London Borough of Sutton SM1 2BU

Erection of a single storey side and rear extension including the conversion of the garage into habitable rooms to provide annexed accommodation, provision of a ramp and railings and alterations to the ground floor flank fenestration.

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Progress

Submitted
16 Oct 2023
— completed
Validated
16 Oct 2023
— completed
Consultation
14 Nov 2023
— completed
Target date
11 Dec 2023
— completed
Decided
4 Dec 2023
— completed

Application details

Reference
DM2023/01486
Local authority
Sutton
Postcode
SM1 2BU
Ward
W08
Application type
Householder
Property type
House

Key dates

Submitted
16 Oct 2023
Validated
16 Oct 2023
Comments close
14 Nov 2023
Target decision
11 Dec 2023
Decided
4 Dec 2023

Estimated project value

£43k–£71k

Based on the 18.9m² 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: 18.9 · 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 £605,000 — the median of the last 8 market sales in SM1 2BU, £567,000 to £805,000.

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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