17 Dunstall Road, Wimbledon, Merton, SW20 0HP Data via plota.co.uk
Proposal
Erection of a single storey rear and side infill extension and erection of a two storey side extension and roof extension with dormer. Erection of a detached greenhouse in rear garden Data via plota.co.uk
Application progress
Approved on 9 Oct 2026 · Delegated · Last checked 19 Oct 2026
Documents 16
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 7
Application forms 2
Site constraints 9
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, 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 £2,725,000 in May 2023. Detached 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 September 2022, 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
How this decision compares
Decided in 95 days from validation, 39 days slower than Merton's median of 56 for extensions. Approved, as 90% of extensions here are.
Plota live figures for extensions decided by Merton in the last twelve months, from validation. Merton decision record →
Consultation & key dates
- Comments by
- 24 Aug 2026
- Statutory expiry
- 31 Aug 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Merton ranks #196 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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17 Dunstall Road, Wimbledon, Merton, SW20 0HP
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