Rear Extension approval rate in Merthyr Tydfil
Merthyr Tydfil approved 98.7% of rear extension applications, based on 149 decisions analysed.
Last updated: August 2026
98.7%
rear extension approval rate
149
Rear Extension decisions
147
Approved
2
Refused
90.9%
Merthyr Tydfil overall
Rear Extension applications are approved more often than the Merthyr Tydfil average (90.9%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Merthyr Tydfil
Rear Extension
98.7%
Merthyr Tydfil all applications
90.9%
Planning a rear extension in Merthyr Tydfil?
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✓ Nearest comparable rear extension decisions
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✓ PDF report for your architect
Other project types in Merthyr Tydfil
92.1%
89.0%
88.1%
90.0%
86.0%
81.1%
21.1%
94.4%
81.2%
90.9%