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

Side Extension approval rate in Trafford

Trafford approved 91.0% of side extension applications, based on 4,120 decisions analysed.

Last updated: March 2026

91.0%
side extension approval rate
4,120
Side Extension decisions
3,750
Approved
370
Refused
88.2%
Trafford overall

Side Extension applications are approved more often than the Trafford average (88.2%), suggesting the council is relatively receptive to these projects.

How side extension compares in Trafford

Side Extension (4,120 decided)
91.0%
Trafford all applications (13,295 decided)
88.2%

Planning a side extension in Trafford?

91.0% 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 Trafford

Rear Extension (5,917 decided)
90.5%
Garage / Parking (2,229 decided)
86.4%
Wraparound Extension (1,416 decided)
93.8%
New Build (1,270 decided)
83.9%
Dormer (1,135 decided)
82.0%
Front Extension (947 decided)
90.4%
Conservatory (581 decided)
92.6%
86.3%
Outbuilding (483 decided)
89.6%
Loft Conversion (472 decided)
88.1%
Extension (General) (447 decided)
84.6%
Basement (306 decided)
86.6%
81.8%
Annex (81 decided)
93.8%
HMO (47 decided)
85.1%
Flat Conversion (35 decided)
71.4%
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