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Permitted26/02012/FULSubmitted 2 months agoRear extension

9 Coney Acre Lambeth SE21 8LL

Replacement of the conservatory with a rear extension, the replacement of ground floor rear window with PPC aluminium picture framed window, erection of a single storey ground floor side extension and the refurbishment of existing porch, plus the conversion of garage into a habitable room with household storage facilities. Installation of flue.

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Progress

Submitted
10 Jul 2026
— completed
Validated
10 Jul 2026
— completed
Consultation
24 Aug 2026
— completed
Target date
4 Sept 2026
— completed
Decided
4 Sept 2026
— completed

Application details

Reference
26/02012/FUL
Local authority
Lambeth
Postcode
SE21 8LL
Ward
WESTDU
Application type
All Other
Property type
House

Key dates

Submitted
10 Jul 2026
Validated
10 Jul 2026
Comments close
24 Aug 2026
Target decision
4 Sept 2026
Decided
4 Sept 2026

Estimated project value

£66k–£110k

Based on the 27.0m² 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: 27m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing.

Homes here go for about £773,500 — the median of the last 8 market sales in SE21 8LL, £560,000 to £945,000.

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

  • 11 Sept 2026: Approved

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