21 Rosendale Road London SE21 8DS Data via plota.co.uk
Proposal
Removal of the rear extension and bay window and erection of a single storey ground floor rear extension with the replacement of a side window to Flat 2. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 8 Dec 2026, from Lambeth's recent extensions.
Documents 8
Statements & assessments 1
Plans & drawings 2
Application forms 2
Site constraints 4
Checked on 26 October 2026. Historic England, the Environment Agency, Natural England, 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.
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 15 of the 56-day target. Lambeth usually decides extensions by day 56.
Plota live figures for extensions decided by Lambeth in the last twelve months, from validation. Lambeth decision record →
Public comments
No public comments yet.
Last counted 26 Oct 2026
Consultation & key dates
- Statutory expiry
- 8 Dec 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.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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21 Rosendale Road London SE21 8DS
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