99 Calton Avenue London Borough of Southwark SE21 7DF
Construction of a single storey rear infill extension and basement extension with front and side lightwells.
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Progress
Application details
- Reference
- 21/AP/0024
- Local authority
- Southwark
- Postcode
- SE21 7DF
- Ward
- DUVI
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 5 Jan 2021
- Validated
- 5 Jan 2021
- Comments close
- 11 Feb 2021
- Target decision
- 1 Mar 2021
- Decided
- 30 Apr 2021
Estimated project value
£315k–£525k
Based on the 130m² 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: 130m²
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
- 99 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- 99 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- London Borough of Southwark SE21 7DFPermittedNext door
- 99 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- 99 Calton Avenue London Borough of Southwark SE21 7DFPermittedNext door
- London Borough of Southwark SE21 7DFPermittedNext door