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

Rear Extension approval rate in Wiltshire

Wiltshire approved 94.5% of rear extension applications, based on 16,085 decisions analysed.

Last updated: August 2026

94.5%
rear extension approval rate
16,085
Rear Extension decisions
15,206
Approved
879
Refused
91.5%
Wiltshire overall

Rear Extension applications are approved more often than the Wiltshire average (91.5%), suggesting the council is relatively receptive to these projects.

How rear extension compares in Wiltshire

Rear Extension (16,085 decided)
94.5%
Wiltshire all applications (210,657 decided)
91.5%

Planning a rear extension in Wiltshire?

94.5% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
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Other project types in Wiltshire

Extension (General) (30,518 decided)
92.1%
Garage / Parking (28,673 decided)
88.3%
Conservatory (12,728 decided)
95.7%
Outbuilding (10,911 decided)
92.2%
84.6%
Side Extension (9,708 decided)
94.4%
New Build (9,464 decided)
76.8%
Dormer (5,014 decided)
91.5%
Annex (2,944 decided)
88.1%
Loft Conversion (2,630 decided)
91.1%
Front Extension (1,962 decided)
95.6%
Wraparound Extension (946 decided)
94.8%
Basement (422 decided)
92.7%
Flat Conversion (336 decided)
83.6%
92.7%
HMO (97 decided)
84.5%
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