Not all planning applications are created equal. The gap between the highest and lowest approval project type in Merthyr Tydfil is 18.4% — that's the difference between near-certainty and a coin flip. What you build matters as much as where you build it.
See your ward's approval rate and nearby planning decisions — free and instant.
| # | Type | Decisions | Approved | Refused | Rate |
|---|---|---|---|---|---|
| 1 | Rear Extension | 149 | 147 | 2 | 98.7% |
| 2 | Garage / Parking | 178 | 164 | 14 | 92.1% |
| 3 | New Build | 50 | 45 | 5 | 90.0% |
| 4 | Extension (General) | 91 | 81 | 10 | 89.0% |
| 5 | Side Extension | 59 | 52 | 7 | 88.1% |
| 6 | Outbuilding | 43 | 37 | 6 | 86.0% |
| 7 | Dormer | 37 | 30 | 7 | 81.1% |
| 8 | Change of Use (Residential) | 137 | 110 | 27 | 80.3% |
A rear extension application has a 98.7% approval rate. Change of Use (Residential)? Just 80.3%.
Check your postcode to see what actually happens near your address.
110 planning applications in Merthyr Tydfil have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A free, property-specific report shows you what gets approved — and what gets refused — near your property.
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