Side Extension approval rate in Leeds

Leeds approved 86.1% of side extension applications, based on 7,066 decisions analysed.

Last updated: August 2026

86.1%

side extension approval rate

7,066

Side Extension decisions

6,086

Approved

980

Refused

86.5%

Leeds overall

Side Extension applications are approved at roughly the same rate as the Leeds average (86.5%).

How side extension compares in Leeds

Side Extension (7,066 decided)

86.1%

Leeds all applications (45,799 decided)

86.5%

Planning a side extension in Leeds?

86.1% 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 Leeds

Rear Extension (10,318 decided)

88.9%

Garage / Parking (6,187 decided)

84.5%

Dormer (4,515 decided)

80.6%

Extension (General) (3,316 decided)

85.3%

Change of Use (Residential) (2,318 decided)

76.8%

Wraparound Extension (2,061 decided)

87.2%

Outbuilding (1,895 decided)

82.7%

Front Extension (1,433 decided)

78.2%

Conservatory (1,077 decided)

87.2%

HMO (1,017 decided)

79.0%

New Build (749 decided)

72.4%

Loft Conversion (732 decided)

82.4%

Basement (674 decided)

76.6%

Hip-to-Gable Conversion (460 decided)

80.9%

Flat Conversion (237 decided)

75.1%

Annex (222 decided)

79.7%

← All Leeds planning statistics

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