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Rear Extension approval rate in Rhondda Cynon Taf

Rhondda Cynon Taf approved 95.6% of rear extension applications, based on 594 decisions analysed.

Last updated: August 2026

95.6%
rear extension approval rate
594
Rear Extension decisions
568
Approved
26
Refused
92.9%
Rhondda Cynon Taf overall

Rear Extension applications are approved more often than the Rhondda Cynon Taf average (92.9%), suggesting the council is relatively receptive to these projects.

How rear extension compares in Rhondda Cynon Taf

Rear Extension (594 decided)
95.6%
Rhondda Cynon Taf all applications (5,234 decided)
92.9%

Planning a rear extension in Rhondda Cynon Taf?

95.6% 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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Other project types in Rhondda Cynon Taf

Garage / Parking (771 decided)
90.4%
Extension (General) (641 decided)
95.6%
84.1%
Side Extension (262 decided)
97.3%
Dormer (193 decided)
93.8%
Outbuilding (159 decided)
88.1%
Loft Conversion (117 decided)
93.2%
New Build (70 decided)
74.3%
Annex (55 decided)
90.9%
Conservatory (53 decided)
92.5%
HMO (52 decided)
46.2%
Flat Conversion (41 decided)
87.8%
Basement (39 decided)
79.5%
100.0%
Front Extension (30 decided)
96.7%
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