40 Strathnairn Street London Borough of Southwark SE1 5BL
Construction of a single-storey rear extension; rear dormer roof extension with a Juliet balcony, and replacement of existing first-floor rear windows.
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Progress
Application details
- Reference
- 26/AP/2405
- Local authority
- Southwark
- Postcode
- SE1 5BL
- Ward
- SOMB
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 3 Sept 2026
- Validated
- 3 Sept 2026
- Target decision
- 28 Oct 2026
- Decided
- 23 Oct 2026
Estimated project value
£42k–£88k
Based on the 26.0m² 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: 26m² · 1 additional bedrooms
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 2 recent sales are listed below.
- 26 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £573,6004 months ago12 Jun 2026
- 10 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £735,00011 months ago17 Nov 2025
- 18 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £690,0002 years ago26 Sept 2024
- 6 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £690,0003 years ago9 Mar 2023
- 66 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £500,0005 years ago30 Sept 2021
- 26 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £565,0005 years ago28 Sept 2021
- 40 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · Not a standard market sale · £480,0005 years ago29 Apr 2021
- 48 STRATHNAIRN STREET, LONDON, SE1 5BLTerraced · £480,0005 years ago23 Apr 2021
Homes here go for about £573,600 — the median of the last 7 market sales in SE1 5BL, £480,000 to £735,000.
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.
Recorded changes
- 24 Oct 2026: Approved
- 15 Sept 2026: The proposal was amended
Nearby applications
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- 38 Strathnairn Street London Borough of Southwark SE1 5BLPermittedNext door
- 38 Strathnairn Street London Borough of Southwark SE1 5BLPermittedNext door
- London Borough of Southwark SE1 5BLPermittedNext door
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