39 Chaucer Avenue Hayes UB4 0AR Data via plota.co.uk
Proposal
Erection of outbuilding to rear garden for use as a gym, shower room, and garden store (Application for a Certificate of Lawful Development for a Proposed Development) Data via plota.co.uk
Application progress
Approved on 16 Oct 2026 · Last checked 18 Oct 2026
Site constraints 6
Checked on 15 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.
Building
From the energy performance certificate lodged in November 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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Erection of a part single part two storey rear extension (part-retrospective)
Important details
- Council
- Hillingdon
- Postcode
- UB4 0AR
- Received
- 29 Sept 2026
- Validated
- 7 Oct 2026
- Ward
- HILLINGDON WEST 2022
- Case officer
- Show
- Target decision
- 2 Dec 2026
- Decision
- Approval
- Decision date
- 16 Oct 2026
- Agent
- Faluck Patel
- Freehold owner
- Show
How this decision compares
Decided in 9 days from validation, 45 days faster than Hillingdon's median of 54 for extensions. Approved, as 91% of extensions here are.
Plota live figures for extensions decided by Hillingdon in the last twelve months, from validation. Hillingdon decision record →
Historical activity at this location
8 nearby applications on record - archival context, not part of the live application.
Nearby activity
Hillingdon ranks #194 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (90%) than the national average (90%).
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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39 Chaucer Avenue Hayes UB4 0AR
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Freehold owner, on paid plans
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