Outbuilding approval rate in Caerphilly
Caerphilly approved 85.1% of outbuilding applications, based on 67 decisions analysed.
Last updated: March 2026
85.1%
outbuilding approval rate
67
Outbuilding decisions
57
Approved
10
Refused
83.2%
Caerphilly overall
Outbuilding applications are approved at roughly the same rate as the Caerphilly average (83.2%).
How outbuilding compares in Caerphilly
Outbuilding
85.1%
Caerphilly all applications
83.2%
Planning a outbuilding in Caerphilly?
85.1% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Caerphilly Pro Report — £79
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Caerphilly
85.6%
82.9%
77.8%
80.9%
78.6%
90.3%
83.7%
73.7%
57.6%
76.9%
87.0%
83.3%
83.3%