143 Downton Avenue Lambeth SW2 3TX
Certificate of Lawful Development (Proposed) with respect to the erection of a hip to gable roof extension together with the erection of a rear dormer and installation of 3x rooflights to the front roofslope.
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Progress
Application details
- Reference
- 26/01964/LDCP
- Local authority
- Lambeth
- Postcode
- SW2 3TX
- Ward
- STRHEA
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 3 Jul 2026
- Validated
- 3 Jul 2026
- Target decision
- 28 Aug 2026
- Decided
- 18 Aug 2026
Estimated project value
£77k–£160k
Based on the 47.5m² 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: 47.5m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 115 DOWNTON AVENUE, LONDON, SW2 3TXSemi-detached · £1,152,0008 months ago30 Jan 2026
- 149 DOWNTON AVENUE, LONDON, SW2 3TXSemi-detached · £830,0003 years ago27 Jun 2023
- 125 DOWNTON AVENUE, LONDON, SW2 3TXSemi-detached · £1,090,0003 years ago9 Nov 2022
- 119 DOWNTON AVENUE, LONDON, SW2 3TXSemi-detached · £1,071,0005 years ago30 Apr 2021
- 105 DOWNTON AVENUE, LONDON, SW2 3TXDetached · £975,0005 years ago18 Dec 2020
- 143 DOWNTON AVENUE, LONDON, SW2 3TXSemi-detached · £727,5007 years ago7 Jun 2019
- 105 DOWNTON AVENUE, LONDON, SW2 3TXDetached · Not a standard market sale · £680,0007 years ago28 May 2019
- 137 DOWNTON AVENUE, LONDON, SW2 3TXSemi-detached · £750,0008 years ago18 Apr 2018
Homes here go for about £975,000 — the median of the last 7 market sales in SW2 3TX, £727,500 to £1,152,000.
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: The proposal was amended
- 5 Sept 2026: Approved
Nearby applications
- London Borough of LambethPermittedNext door
- 149 Downton Avenue London Borough of Lambeth SW2 3TXPermittedAdjoining
- London Borough of LambethPermittedAdjoining
- 135 Downton Avenue London Borough of Lambeth SW2 3TXWithdrawnAdjoining
- London Borough of LambethPendingAdjoining
- London Borough of LambethRefusedAdjoining