21 Britannia Close London SW4 7NN Data via plota.co.uk
Proposal
Garage conversion into a habitable room, including the replacement of garage door with windows and door. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicted a decision soon after comments close on 2 Oct 2026; it is now day 73.
Documents 4
Plans & drawings 2
Application forms 2
Site constraints 5
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 3
Last sold for £550,000 in February 2026. Terraced house, leasehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in September 2025, the latest held for this property. The building may have changed since. View the certificate
Every application in Lambeth - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
Decision outlook
Day 73, past the statutory target. 90% of extensions in Lambeth are decided within thirteen weeks, which runs to 27 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 1 Oct 2026.
Plota live figures for extensions decided by Lambeth in the last twelve months, from validation. Lambeth decision record →
Public comments
No public comments yet.
7 neighbours consulted · Last counted 1 Oct 2026
Consultation & key dates
- Comments by
- 2 Oct 2026
- Statutory expiry
- 22 Sept 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Lambeth ranks #164 out of 296 councils for householder decision speed. 47% of applications have the time limit extended, above the 41% national average. Lambeth is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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21 Britannia Close London SW4 7NN
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The consultation period closed on 2 Oct 2026.