Data-backed planning intelligence · 3,790,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Side Extension approval rate in Chorley

Chorley approved 93.7% of side extension applications, based on 442 decisions analysed.

Last updated: August 2026

93.7%
side extension approval rate
442
Side Extension decisions
414
Approved
28
Refused
93.2%
Chorley overall

Side Extension applications are approved at roughly the same rate as the Chorley average (93.2%).

How side extension compares in Chorley

Side Extension (442 decided)
93.7%
Chorley all applications (4,398 decided)
93.2%

Planning a side extension in Chorley?

93.7% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
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Other project types in Chorley

Rear Extension (1,040 decided)
93.3%
Garage / Parking (541 decided)
92.6%
Conservatory (334 decided)
93.7%
New Build (321 decided)
90.7%
Extension (General) (244 decided)
94.7%
Outbuilding (172 decided)
87.2%
Dormer (170 decided)
93.5%
93.2%
Front Extension (92 decided)
92.4%
100.0%
HMO (28 decided)
78.6%
Loft Conversion (21 decided)
100.0%
Annex (17 decided)
94.1%
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