21 Ambergate Street London Borough of Southwark SE17 3RY
Construction of single storey rear wrap around extension with a maximum height of 3m to west elevation.
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Progress
Application details
- Reference
- 21/AP/3555
- Local authority
- Southwark
- Postcode
- SE17 3RY
- Ward
- NWNG
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 13 Oct 2021
- Validated
- 13 Oct 2021
- Target decision
- 7 Dec 2021
- Decided
- 24 Dec 2021
Estimated project value
£52k–£86k
Based on the 21.2m² 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: 21.2m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 29 AMBERGATE STREET, LONDON, SE17 3RYFlat or maisonette · Leasehold · £700,0008 months ago18 Dec 2025
- 49 AMBERGATE STREET, LONDON, SE17 3RYTerraced · £1,270,0003 years ago18 Aug 2023
- 33 AMBERGATE STREET, LONDON, SE17 3RYTerraced · Leasehold · £733,5003 years ago7 Aug 2023
- 37 AMBERGATE STREET, LONDON, SE17 3RYFlat or maisonette · Leasehold · £610,0006 years ago9 Jan 2020
- 23 AMBERGATE STREET, LONDON, SE17 3RYFlat or maisonette · Leasehold · Not a standard market sale · £570,0007 years ago26 Jul 2019
- 29 AMBERGATE STREET, LONDON, SE17 3RYFlat or maisonette · Leasehold · £572,0008 years ago27 Apr 2018
- 31 AMBERGATE STREET, LONDON, SE17 3RYFlat or maisonette · Leasehold · £660,5448 years ago3 Jan 2018
- ROOF SPACE, 33 AMBERGATE STREET, LONDON, SE17 3RYOther · Leasehold · Not a standard market sale · £23,5009 years ago16 Mar 2017
Homes here go for about £680,272 — the median of the last 6 market sales in SE17 3RY, £572,000 to £1,270,000.
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
- 21 Ambergate Street London Borough of Southwark SE17 3RYPermittedNext door
- 67 Ambergate Street London Borough of Southwark SE17 3RZWithdrawnAdjoining
- 47 Ambergate Street London Borough of Southwark SE17 3RYPermittedAdjoining
- 30-32 Ambergate Street Southwark SE17 3RXPermittedAdjoining
- 49-51 Ambergate Street Southwark SE17 3RYPermittedAdjoining
- London Borough of Southwark SE17 3RZPermittedAdjoining