Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Rear Extension approval rate in Chichester

Chichester approved 95.0% of rear extension applications, based on 640 decisions analysed.

Last updated: June 2026

95.0%
rear extension approval rate
640
Rear Extension decisions
608
Approved
32
Refused
89.9%
Chichester overall

Rear Extension applications are approved more often than the Chichester average (89.9%), suggesting the council is relatively receptive to these projects.

How rear extension compares in Chichester

Rear Extension (640 decided)
95.0%
Chichester all applications (4,451 decided)
89.9%

Planning a rear extension in Chichester?

95.0% 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 Chichester

Garage / Parking (707 decided)
88.5%
Side Extension (354 decided)
94.6%
Outbuilding (304 decided)
90.1%
Extension (General) (290 decided)
91.0%
Dormer (248 decided)
88.7%
75.7%
Conservatory (164 decided)
97.6%
New Build (163 decided)
77.9%
Front Extension (94 decided)
95.7%
Annex (85 decided)
80.0%
Loft Conversion (81 decided)
88.9%
93.2%
94.4%
Basement (11 decided)
100.0%
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