Outbuilding approval rate in Sutton

Sutton approved 81.6% of outbuilding applications, based on 792 decisions analysed.

Last updated: March 2026

81.6%

outbuilding approval rate

792

Outbuilding decisions

646

Approved

146

Refused

83.9%

Sutton overall

Outbuilding applications are refused more often than the Sutton average (83.9%), suggesting the council scrutinises these projects more closely.

How outbuilding compares in Sutton

Outbuilding (792 decided)

81.6%

Sutton all applications (17,407 decided)

83.9%

Planning a outbuilding in Sutton?

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Less than one set of revised drawings.

Other project types in Sutton

Rear Extension (6,821 decided)

79.4%

Garage / Parking (3,963 decided)

82.6%

Dormer (2,964 decided)

82.3%

Side Extension (2,890 decided)

78.7%

Extension (General) (2,069 decided)

88.4%

New Build (1,030 decided)

77.5%

Wraparound Extension (1,004 decided)

78.3%

Flat Conversion (912 decided)

91.8%

Change of Use (Residential) (908 decided)

82.2%

Front Extension (897 decided)

77.0%

Hip-to-Gable Conversion (424 decided)

82.5%

Conservatory (410 decided)

84.1%

Basement (227 decided)

84.1%

HMO (157 decided)

74.5%

Annex (149 decided)

75.2%

Loft Conversion (129 decided)

77.5%

← All Sutton planning statistics

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