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Conservatory approval rate in Spelthorne

Spelthorne approved 89.6% of conservatory applications, based on 96 decisions analysed.

Last updated: June 2026

89.6%
conservatory approval rate
96
Conservatory decisions
86
Approved
10
Refused
86.2%
Spelthorne overall

Conservatory applications are approved more often than the Spelthorne average (86.2%), suggesting the council is relatively receptive to these projects.

How conservatory compares in Spelthorne

Conservatory (96 decided)
89.6%
Spelthorne all applications (1,484 decided)
86.2%

Planning a conservatory in Spelthorne?

89.6% 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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Other project types in Spelthorne

Rear Extension (571 decided)
85.6%
Garage / Parking (275 decided)
79.6%
Side Extension (206 decided)
85.0%
Dormer (200 decided)
75.5%
Loft Conversion (120 decided)
73.3%
Outbuilding (100 decided)
88.0%
73.2%
Front Extension (72 decided)
87.5%
88.9%
61.7%
New Build (51 decided)
78.4%
HMO (41 decided)
43.9%
Extension (General) (39 decided)
74.4%
Flat Conversion (16 decided)
31.2%
Annex (11 decided)
72.7%
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