40, Courtlands Avenue, Hampton, TW12 3NT Data via plota.co.uk
Proposal
Removal of existing roof and rear extension; Raising of main roof; Construction of a part two-storey part single storey rear extension; Construction of a two-storey front extension; Construction of a single storey side extension; and Construction of new roof with 1.no of rear dormers and 1 no. of side dormer to the east Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 17 Dec 2026 and 25 Dec 2026, from Richmond upon Thames's recent extensions.
Site constraints 7
Checked on 4 November 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 1
Last sold for £950,000 in December 2025. Other property, 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 May 2025, the latest held for this property. The building may have changed since. View the certificate
Every application in Richmond upon Thames - and every UK council - as a live feed, an API, or a bulk CSV export.
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PROPOSED SINGLE STOREY REAR EXTENSION & SIDE FIRST FLOOR EXTENSION
Important details
- Council
- Richmond upon Thames
- Application type
- Householder Application
- Postcode
- TW12 3NT
- Received
- 30 Oct 2026
- Validated
- 3 Nov 2026
- Ward
- Hampton North Ward [HPN]
- Case officer
- Show
- Target decision
- 25 Dec 2026
- Applicant
- Show
- Agent
- BB Partnership
- Freehold owner
- Show
Decision outlook
Day 9 of the 56-day target. Richmond upon Thames usually decides extensions by day 49.
Plota live figures for extensions decided by Richmond upon Thames in the last twelve months, from validation. Richmond upon Thames decision record →
Consultation & key dates
- Alt. reference
- PP-15333536
- Statutory expiry
- 24 Nov 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Richmond upon Thames ranks #130 out of 296 councils for householder decision speed. Richmond upon Thames is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% 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.
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.
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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40, Courtlands Avenue, Hampton, TW12 3NT
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Freehold owner, on paid plans
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