11 Alpha Street London Borough of Southwark SE15 4NX
Construction of a ground floor L shape extension.
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Progress
Application details
- Reference
- 21/AP/3284
- Local authority
- Southwark
- Postcode
- SE15 4NX
- Ward
- RYLA
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 20 Sept 2021
- Validated
- 20 Sept 2021
- Comments close
- 15 Oct 2021
- Target decision
- 14 Nov 2021
- Decided
- 10 Nov 2021
Estimated project value
£56k–£93k
Based on the 23.0m² 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: 23m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- FLAT 2, 16 ALPHA STREET, LONDON, SE15 4NXFlat or maisonette · Leasehold · £436,8007 months ago30 Jan 2026
- FLAT 6, 16 ALPHA STREET, LONDON, SE15 4NXFlat or maisonette · Leasehold · £380,0006 years ago10 Dec 2019
- FLAT 5, 16 ALPHA STREET, LONDON, SE15 4NXFlat or maisonette · Leasehold · Not a standard market sale · £220,0008 years ago30 Nov 2017
- 12 ALPHA STREET, LONDON, SE15 4NXTerraced · £795,0008 years ago8 Nov 2017
- FLAT 7, 16 ALPHA STREET, LONDON, SE15 4NXFlat or maisonette · Leasehold · £200,00010 years ago4 Mar 2016
- 13 ALPHA STREET, LONDON, SE15 4NXTerraced · £825,00010 years ago27 Oct 2015
- 8 ALPHA STREET, LONDON, SE15 4NXTerraced · £840,00011 years ago17 Dec 2014
- 4 ALPHA STREET, LONDON, SE15 4NXSemi-detached · £499,99514 years ago18 Nov 2011
Homes here go for about £499,995 — the median of the last 7 market sales in SE15 4NX, £200,000 to £840,000.
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
- 11 Alpha Street London Borough of Southwark SE15 4NXPermittedNext door
- 9 Alpha Street London Borough of Southwark SE15 4NXPermittedNext door
- 9 Alpha Street London Borough of Southwark SE15 4NXPermittedNext door
- London Borough of SouthwarkPermittedAdjoining
- 33 Sternhall Lane London Borough of Southwark SE15 4NTRefusedAdjoining
- 33 Sternhall Lane London Borough of Southwark SE15 4NTWithdrawnAdjoining