Rear Extension approval rate in Dacorum
Dacorum approved 99.2% of rear extension applications, based on 129 decisions analysed.
Last updated: April 2026
99.2%
rear extension approval rate
129
Rear Extension decisions
128
Approved
1
Refused
99.7%
Dacorum overall
Rear Extension applications are approved at roughly the same rate as the Dacorum average (99.7%).
How rear extension compares in Dacorum
Rear Extension
99.2%
Dacorum all applications
99.7%
Planning a rear extension in Dacorum?
99.2% get approved — but the odds vary by street. Your Pro Report 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
✓ PDF report for your architect
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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Dacorum
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%
100.0%