155 Coldharbour Lane Hayes 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 2.80 metres Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicts a decision around 20 Oct 2026, from Hillingdon's recent extensions. Comments are open until 29 Sept 2026.
Comment on this application ↗Site constraints 3
Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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
- Received
- 28 Aug 2026
- Validated
- 28 Aug 2026
- Ward
- HAYES TOWN 2022
- Case officer
- Show
- Target decision
- 8 Oct 2026
- Agent
- MUHAMMAD HAIDER
Decision outlook
Day 15 of the 56-day target. Hillingdon usually decides extensions by day 53.
Plota live figures for extensions decided by Hillingdon in the last twelve months, from validation. Hillingdon decision record →
Consultation & key dates
- Consultation
- 8 Sept 2026
- Comments by
- 29 Sept 2026
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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155 Coldharbour Lane Hayes
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