10 Hillingdon Hill Hillingdon Data via plota.co.uk
Proposal
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.00 metres, and for which the height of the eaves would be 3.00 metres Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 30 Nov 2026, from Hillingdon's recent extensions.
Site constraints 6
Checked on 17 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI), 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.
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Important details
- Council
- Hillingdon
- Postcode
- UB9 6EX
- Received
- 2 Oct 2026
- Validated
- 7 Oct 2026
- Ward
- COLHAM & COWLEY
- Case officer
- Show
- Target decision
- 17 Nov 2026
- Agent
- Show
Decision outlook
Day 21 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
- 16 Oct 2026
- Comments by
- 6 Nov 2026
Historical activity at this location
6 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%).
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10 Hillingdon Hill Hillingdon
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Comments are open until 6 Nov 2026