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Flat Conversion approval rate in Merthyr Tydfil

Merthyr Tydfil approved 90.0% of flat conversion applications, based on 10 decisions analysed.

Last updated: September 2026

90.0%
flat conversion approval rate
10
Flat Conversion decisions
9
Approved
1
Refused
88.6%
Merthyr Tydfil overall

Flat Conversion applications are approved at roughly the same rate as the Merthyr Tydfil average (88.6%).

How flat conversion compares in Merthyr Tydfil

Flat Conversion (10 decided)
90.0%
Merthyr Tydfil all applications (819 decided)
88.6%

Planning a flat conversion in Merthyr Tydfil?

90.0% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

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Planning professional? PlanningLens runs refusal alerts and evidence packs for Merthyr Tydfil and any other published UK council — see the data services →

Other project types in Merthyr Tydfil

Garage / Parking (180 decided)
92.2%
Rear Extension (155 decided)
98.7%
80.4%
Extension (General) (92 decided)
89.1%
Side Extension (61 decided)
88.5%
New Build (50 decided)
90.0%
Outbuilding (44 decided)
86.4%
Dormer (37 decided)
81.1%
HMO (19 decided)
21.1%
Annex (18 decided)
94.4%
Front Extension (16 decided)
81.2%
Conservatory (12 decided)
91.7%
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