Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Annex approval rate in Plymouth

Plymouth approved 91.4% of annex applications, based on 81 decisions analysed.

Last updated: March 2026

91.4%
annex approval rate
81
Annex decisions
74
Approved
7
Refused
93.0%
Plymouth overall

Annex applications are approved at roughly the same rate as the Plymouth average (93.0%).

How annex compares in Plymouth

Annex (81 decided)
91.4%
Plymouth all applications (6,550 decided)
93.0%

Planning a annex in Plymouth?

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✓ Nearest comparable annex decisions
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Less than one set of revised drawings.

Other project types in Plymouth

Rear Extension (1,196 decided)
97.3%
Garage / Parking (776 decided)
89.4%
Side Extension (597 decided)
96.6%
86.5%
Dormer (361 decided)
95.6%
Extension (General) (273 decided)
94.1%
HMO (272 decided)
92.6%
Outbuilding (187 decided)
93.0%
Loft Conversion (172 decided)
97.7%
Conservatory (160 decided)
93.1%
Front Extension (150 decided)
93.3%
96.5%
New Build (104 decided)
78.8%
98.8%
Basement (72 decided)
95.8%
Flat Conversion (35 decided)
97.1%
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