Extension (General) approval rate in Hounslow
Hounslow approved 92.8% of extension (general) applications, based on 3,050 decisions analysed.
Last updated: June 2026
92.8%
extension (general) approval rate
3,050
Extension (General) decisions
2,831
Approved
219
Refused
87.6%
Hounslow overall
Extension (General) applications are approved more often than the Hounslow average (87.6%), suggesting the council is relatively receptive to these projects.
How extension (general) compares in Hounslow
Extension (General)
92.8%
Hounslow all applications
87.6%
Planning a extension (general) in Hounslow?
92.8% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.
✓ Your ward's extension (general) approval rate
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Free planning check for Hounslow →
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Hounslow
84.9%
89.7%
88.4%
88.0%
89.9%
80.6%
85.3%
94.6%
89.0%
89.1%
72.9%
90.0%
82.8%
48.3%
68.2%