Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Side Extension approval rate in Swindon

Swindon approved 92.4% of side extension applications, based on 436 decisions analysed.

Last updated: March 2026

92.4%
side extension approval rate
436
Side Extension decisions
403
Approved
33
Refused
94.3%
Swindon overall

Side Extension applications are approved at roughly the same rate as the Swindon average (94.3%).

How side extension compares in Swindon

Side Extension (436 decided)
92.4%
Swindon all applications (3,908 decided)
94.3%

Planning a side extension in Swindon?

92.4% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
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Less than one set of revised drawings.

Other project types in Swindon

Rear Extension (1,075 decided)
93.0%
Garage / Parking (347 decided)
91.4%
Conservatory (221 decided)
95.9%
New Build (217 decided)
88.5%
Dormer (143 decided)
87.4%
Front Extension (105 decided)
88.6%
Extension (General) (96 decided)
92.7%
83.1%
Outbuilding (60 decided)
93.3%
96.2%
Loft Conversion (19 decided)
84.2%
Annex (13 decided)
84.6%
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