21 Sansom Street London Borough of Southwark SE5 7RD
Certificate of lawfulness (proposed) for construction of a rear dormer extension with the addition of two roof lights to the front roof slope.
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Progress
Application details
- Reference
- 21/AP/0091
- Local authority
- Southwark
- Postcode
- SE5 7RD
- Ward
- SGIL
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 12 Jan 2021
- Validated
- 12 Jan 2021
- Target decision
- 8 Mar 2021
- Decided
- 21 Feb 2021
Estimated project value
£37k–£76k
Based on the 22.5m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 22.5m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 21 SANSOM STREET, LONDON, SE5 7RDTerraced · £970,00019 months ago30 Jan 2025
- 25 SANSOM STREET, LONDON, SE5 7RDTerraced · £900,0002 years ago12 Jul 2024
- 35 SANSOM STREET, LONDON, SE5 7RDTerraced · £987,0002 years ago12 Jul 2024
- 29 SANSOM STREET, LONDON, SE5 7RDTerraced · £750,0003 years ago19 May 2023
- 1 SANSOM STREET, LONDON, SE5 7RDTerraced · £950,0003 years ago15 Nov 2022
- 3 SANSOM STREET, LONDON, SE5 7RDTerraced · £835,0006 years ago10 Sept 2019
- 19 SANSOM STREET, LONDON, SE5 7RDTerraced · £765,0009 years ago28 Oct 2016
- 33 SANSOM STREET, LONDON, SE5 7RDTerraced · £550,00010 years ago30 Mar 2016
Homes here go for about £867,500 — the median of the last 8 market sales in SE5 7RD, £550,000 to £987,000.
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
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