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Permitted11/AP/3437Annexe

9 Blenheim Grove Southwark SE15 4QS

Change of use from class B1 office to C3 residential, involving the provision of 1x 4bed dwellinghouse with associated 1 bed annex flat, and 1x2 bed dwellinghouse. Development includes excavation of rear lightwell, subdivision of rear garden and the provision of 2 off-street parking spaces.

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Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
12 Dec 2011
— completed

Application details

Reference
11/AP/3437
Local authority
Southwark
Postcode
SE15 4QS
Ward
THE LANE
Application type
All Other
Property type
Flat

Key dates

Decided
12 Dec 2011

Estimated project value

£68k–£150k

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: trade estimate.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 4 recent sales are listed below.

Homes here go for about £615,000 — the median of the last 8 market sales in SE15 4QS, £380,000 to £1,430,000.

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