220 Balvernie Grove SW18 5RW Data via plota.co.uk
Proposal
Erection of a mansard roof extension to main rear roof slope with French doors and safety railing with extension above two-storey rear addition. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicted a decision around 28 Oct 2026; it is now day 50.
Site constraints 5
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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 2
Last sold for £522,500 in July 2025. Flat or maisonette, 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 October 2019, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
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Important details
- Council
- Wandsworth
- Application type
- Application for Full Permission
- Postcode
- SW18 5RW
- Received
- 8 Sept 2026
- Validated
- 8 Sept 2026
- Applicant
- Show
- Agent
- G T
Decision outlook
Day 50, past Wandsworth's usual 48 days for extensions. 93% are decided within thirteen weeks, so most likely by 8 Dec 2026.
Plota live figures for extensions decided by Wandsworth in the last twelve months, from validation. Wandsworth decision record →
Consultation & key dates
- Statutory expiry
- 3 Nov 2026
Historical activity at this location
26 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Wandsworth ranks #172 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).
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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220 Balvernie Grove SW18 5RW
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