4 Otterburn Gardens, Isleworth, TW7 5JJ Data via plota.co.uk
Proposal
Erection of a rear roof extension with hip to gable conversion and three front roof windows. Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 55. The consultation period closed on 12 Aug 2026.
Documents 8
Plans & drawings 7
Application forms 1
Site constraints 4
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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Erection of a single storey rear extension
Important details
Decision outlook
Day 55, past Hounslow's usual 50 days for extensions. 96% are decided within thirteen weeks, so most likely by 20 Oct 2026.
Plota live figures for extensions decided by Hounslow in the last twelve months, from validation. Hounslow decision record →
Consultation & key dates
- Consultation
- 22 Jul 2026
- Comments by
- 12 Aug 2026
- Statutory expiry
- 15 Sept 2026
Historical activity at this location
15 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Hounslow is slower than most councils at deciding householder applications, ranking #203 out of 296. 47% of applications have the time limit extended, above the 41% national average. Hounslow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 75% approved vs 90% nationally.
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4 Otterburn Gardens, Isleworth, TW7 5JJ
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