87 Calton Avenue London Borough of Southwark SE21 7DF
Alterations to front boundary treatment fronting the street. Addition of a roofed porch to match original and attached neighbouring house. Demolition of existing rear ground floor extension and replacement with a larger single storey extension retaining existing external terrace above. New basement construction under part of rear extension. Raising roof of rear outrigger and adding flush solar panels and conservation rooflights. Replacement of existing dormer window in rear main roof slope with a larger dormer window, and addition of conservation rooflight in side main roof slope. Addition of a small garden building to replace two existing garden buildings at the end of the rear garden.
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Progress
Application details
- Reference
- 24/AP/2410
- Local authority
- Southwark
- Postcode
- SE21 7DF
- Ward
- DUVI
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 20 Aug 2024
- Validated
- 20 Aug 2024
- Comments close
- 25 Nov 2024
- Target decision
- 14 Oct 2024
- Decided
- 13 Nov 2024
Estimated project value
£100k–£210k
Based on the 62.0m² 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: 62m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 91 CALTON AVENUE, LONDON, SE21 7DFDetached · £3,500,00011 months ago3 Oct 2025
- 65 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £3,485,00023 months ago11 Oct 2024
- 77 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £3,100,0002 years ago7 Aug 2024
- 83 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £3,440,0002 years ago27 Oct 2023
- 87 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £3,400,0013 years ago25 Apr 2023
- 51 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £2,600,0005 years ago16 Aug 2021
- 99 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £3,525,1005 years ago20 Jan 2021
- 55 CALTON AVENUE, LONDON, SE21 7DFSemi-detached · £2,700,0005 years ago28 Oct 2020
Homes here go for about £3,420,001 — the median of the last 8 market sales in SE21 7DF, £2,600,000 to £3,525,100.
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
- 87 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- 85 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- 91 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- 91 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- 81 Calton Avenue London Borough of Southwark SE21 7DFPermittedAdjoining
- London Borough of Southwark SE21 7DFPermittedAdjoining