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Permitted18/01441/FULLoft conversion

50 Clapham High Street Lambeth SW4 7UL

Demolition and replacement of existing single storey front extension; replacement of existing rear extension with a part 3 part 1 storey rear extension including a basement and mezzanine; change of use of first floor from residential (Use Class C3) to Class A4 Use; erection of a mansard roof extension (to provide a 1 x 1 bed flat) with front and rear dormer windows and associated works.

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Progress

Submitted
— completed
Validated
— completed
Consultation
— completed
Target date
— completed
Decided
31 Jul 2018
— completed

Application details

Reference
18/01441/FUL
Local authority
Lambeth
Postcode
SW4 7UL
Ward
CLAPHAM TOWN
Application type
All Other
Property type
Flat

Key dates

Decided
31 Jul 2018

Estimated project value

£37k–£100k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

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