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

Rear Extension approval rate in Chorley

Chorley approved 93.3% of rear extension applications, based on 1,040 decisions analysed.

Last updated: August 2026

93.3%
rear extension approval rate
1,040
Rear Extension decisions
970
Approved
70
Refused
93.2%
Chorley overall

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

How rear extension compares in Chorley

Rear Extension (1,040 decided)
93.3%
Chorley all applications (4,398 decided)
93.2%

Planning a rear extension in Chorley?

93.3% 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 Chorley

Garage / Parking (541 decided)
92.6%
Side Extension (442 decided)
93.7%
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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