40 Chestnut Grove SW12 8JD Data via plota.co.uk
Proposal
Alterations including erection of mansard roof extension to provide additional storey of accommodation and roof extension above two storey back addition; erection of single storey side extension. Data via plota.co.uk
Application progress
Approved on 16 Jul 2026 · Delegated Standard · Last checked 31 Jul 2026
Site constraints 6
Checked on 6 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.
Sales history 1
Last sold for £975,000 in February 2026. Terraced house, freehold.
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 April 2025, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Wandsworth
- Application type
- Householder
- Postcode
- SW12 8JD
- Received
- 11 May 2026
- Validated
- 5 Jun 2026
- Ward
- Balham
- Case officer
- Show
- Decision
- Approve with Conditions
- Decision date
- 16 Jul 2026
- Decision level
- Delegated Standard
- Applicant
- Show
- Agent
- Fast Plans
How this decision compares
Decided in 41 days from validation, 7 days faster than Wandsworth's median of 48 for extensions. Approved, as 88% of extensions here are.
Plota live figures for extensions decided by Wandsworth in the last twelve months, from validation. Wandsworth decision record →
Consultation & key dates
- Comments by
- 16 Jul 2026
- Statutory expiry
- 16 Jul 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
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.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
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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40 Chestnut Grove SW12 8JD
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