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Permitted25/02763/FULSubmitted over a year agoRear extension

Grafton Square Lambeth SW4 0DB

New proposed second floor rear extension above existing rear brick first floor addition with minor internal layout changes at second floors creating three bedrooms and a bathroom. New double glazed timber sash window to match existing style of house and new roof lights in flat roof and existing pitched main Butterly roof. Existing main butterfly roof existing clay tiles removed and replaced with traditional slates. Two existing UPVC windows at second floor rear elevation to be replaced with new double glazed timber hardwood sash style.

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Progress

Submitted
2 Sept 2025
— completed
Validated
2 Sept 2025
— completed
Consultation
—
— completed
Target date
28 Oct 2025
— completed
Decided
10 Nov 2025
— completed

Application details

Reference
25/02763/FUL
Local authority
Lambeth
Postcode
SW4 0DB
Ward
CLTOWN
Application type
All Other
Property type
Flat

Key dates

Submitted
2 Sept 2025
Validated
2 Sept 2025
Target decision
28 Oct 2025
Decided
10 Nov 2025

Estimated project value

£16k–£26k

Based on the 6.3m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 6.3m²

Recently sold nearby

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

Homes here go for about £736,475 — the median of the last 8 market sales in SW4 0DB, £320,000 to £2,700,000.

Contains HM Land Registry data © Crown copyright and database right 2024. 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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