Data-backed planning intelligence · 3,700,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Wraparound Extension approval rate in Spelthorne

Spelthorne approved 87.5% of wraparound extension applications, based on 72 decisions analysed.

Last updated: August 2026

87.5%
wraparound extension approval rate
72
Wraparound Extension decisions
63
Approved
9
Refused
86.3%
Spelthorne overall

Wraparound Extension applications are approved at roughly the same rate as the Spelthorne average (86.3%).

How wraparound extension compares in Spelthorne

Wraparound Extension (72 decided)
87.5%
Spelthorne all applications (1,639 decided)
86.3%

Planning a wraparound extension in Spelthorne?

87.5% 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 wraparound extension approval rate
✓ Nearest comparable wraparound extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Spelthorne →

Other project types in Spelthorne

Rear Extension (621 decided)
86.0%
Garage / Parking (308 decided)
80.2%
Side Extension (228 decided)
85.1%
Dormer (223 decided)
75.3%
Loft Conversion (139 decided)
74.1%
Outbuilding (111 decided)
89.2%
Conservatory (100 decided)
90.0%
74.2%
Front Extension (85 decided)
87.1%
60.3%
New Build (52 decided)
78.8%
Extension (General) (51 decided)
76.5%
HMO (47 decided)
42.6%
Flat Conversion (16 decided)
31.2%
Annex (12 decided)
75.0%
Check planning approval patterns, Free