Data-backed planning intelligence · 3,840,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Extension (General) approval rate in Halton

Halton approved 96.1% of extension (general) applications, based on 179 decisions analysed.

Last updated: September 2026

96.1%
extension (general) approval rate
179
Extension (General) decisions
172
Approved
7
Refused
96.2%
Halton overall

Extension (General) applications are approved at roughly the same rate as the Halton average (96.2%).

How extension (general) compares in Halton

Extension (General) (179 decided)
96.1%
Halton all applications (1,612 decided)
96.2%

Planning a extension (general) in Halton?

96.1% 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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Planning professional? PlanningLens runs refusal alerts and evidence packs for Halton and any other published UK council — see the data services →

Other project types in Halton

Rear Extension (627 decided)
98.2%
Side Extension (393 decided)
97.2%
Garage / Parking (383 decided)
96.9%
88.0%
Conservatory (92 decided)
98.9%
New Build (80 decided)
90.0%
Front Extension (67 decided)
97.0%
Dormer (64 decided)
95.3%
100.0%
Outbuilding (55 decided)
100.0%
Loft Conversion (51 decided)
94.1%
HMO (20 decided)
70.0%
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