28 Cowley Crescent Cowley UB8 2HE Data via plota.co.uk
Proposal
Erection of single storey front extension, a part single part two storey rear extension, a part single part two storey side extension, removal of existing chimneys, replacement of roofing tiles, amendments to fenestrations, installation of render to external walls and new paving around the house. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 5 Dec 2026, from Hillingdon's recent extensions.
Site constraints 5
Checked on 23 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.
Building
From the energy performance certificate lodged in May 2026, 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
- Hillingdon
- Postcode
- UB8 2HE
- Received
- 12 Oct 2026
- Validated
- 12 Oct 2026
- Ward
- COLHAM & COWLEY
- Case officer
- Show
- Target decision
- 7 Dec 2026
- Agent
- Show
Decision outlook
Day 16 of the 56-day target. Hillingdon usually decides extensions by day 54.
Plota live figures for extensions decided by Hillingdon in the last twelve months, from validation. Hillingdon decision record →
Consultation & key dates
- Consultation
- 23 Oct 2026
- Comments by
- 13 Nov 2026
Historical activity at this location
3 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.
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28 Cowley Crescent Cowley UB8 2HE
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Comments are open until 13 Nov 2026