Outbuilding approval rate in Plymouth

Plymouth approved 93.0% of outbuilding applications, based on 187 decisions analysed.

Last updated: March 2026

93.0%

outbuilding approval rate

187

Outbuilding decisions

174

Approved

Refused

93.0%

Plymouth overall

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

How outbuilding compares in Plymouth

Outbuilding (187 decided)

93.0%

Plymouth all applications (6,550 decided)

93.0%

Planning a outbuilding in Plymouth?

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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%

Change of Use (Residential) (429 decided)

86.5%

Dormer (361 decided)

95.6%

Extension (General) (273 decided)

94.1%

HMO (272 decided)

92.6%

Loft Conversion (172 decided)

97.7%

Conservatory (160 decided)

93.1%

Front Extension (150 decided)

93.3%

Hip-to-Gable Conversion (115 decided)

96.5%

New Build (104 decided)

78.8%

Wraparound Extension (85 decided)

98.8%

Annex (81 decided)

91.4%

Basement (72 decided)

95.8%

Flat Conversion (35 decided)

97.1%

← All Plymouth planning statistics

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