Annex approval rate in Richmond

Richmond approved 79.6% of annex applications, based on 108 decisions analysed.

Last updated: June 2026

79.6%

annex approval rate

108

Annex decisions

Approved

Refused

87.5%

Richmond overall

Annex applications are refused more often than the Richmond average (87.5%), suggesting the council scrutinises these projects more closely.

How annex compares in Richmond

Annex (108 decided)

79.6%

Richmond all applications (32,944 decided)

87.5%

Planning a annex in Richmond?

79.6% 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 Richmond

Rear Extension (6,985 decided)

82.5%

Dormer (4,505 decided)

81.5%

Loft Conversion (3,714 decided)

81.5%

Side Extension (3,156 decided)

82.1%

Garage / Parking (3,148 decided)

83.7%

Outbuilding (1,837 decided)

87.6%

Extension (General) (1,487 decided)

85.0%

Change of Use (Residential) (1,362 decided)

91.3%

Hip-to-Gable Conversion (1,190 decided)

82.4%

Basement (902 decided)

83.6%

New Build (777 decided)

83.7%

Conservatory (683 decided)

89.6%

Wraparound Extension (589 decided)

82.2%

Flat Conversion (329 decided)

88.4%

Front Extension (315 decided)

77.1%

HMO (175 decided)

92.6%

← All Richmond planning statistics

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