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

Extension (General) approval rate in Three Rivers

Three Rivers approved 90.9% of extension (general) applications, based on 55 decisions analysed.

Last updated: September 2026

90.9%
extension (general) approval rate
55
Extension (General) decisions
50
Approved
5
Refused
90.3%
Three Rivers overall

Extension (General) applications are approved at roughly the same rate as the Three Rivers average (90.3%).

How extension (general) compares in Three Rivers

Extension (General) (55 decided)
90.9%
Three Rivers all applications (868 decided)
90.3%

Planning a extension (general) in Three Rivers?

90.9% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

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

Other project types in Three Rivers

Rear Extension (715 decided)
92.2%
Garage / Parking (391 decided)
91.0%
Dormer (279 decided)
88.9%
Loft Conversion (217 decided)
92.2%
Side Extension (201 decided)
92.0%
Outbuilding (179 decided)
92.2%
Front Extension (99 decided)
92.9%
94.3%
96.3%
Conservatory (79 decided)
93.7%
New Build (30 decided)
80.0%
90.0%
Basement (29 decided)
86.2%
Annex (13 decided)
84.6%
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