Annex approval rate in Thanet

Thanet approved 87.0% of annex applications, based on 254 decisions analysed.

Last updated: March 2026

87.0%

annex approval rate

254

Annex decisions

221

Approved

Refused

87.1%

Thanet overall

Annex applications are approved at roughly the same rate as the Thanet average (87.1%).

How annex compares in Thanet

Annex (254 decided)

87.0%

Thanet all applications (27,009 decided)

87.1%

Planning a annex in Thanet?

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Less than one set of revised drawings.

Other project types in Thanet

Rear Extension (5,791 decided)

91.8%

Garage / Parking (4,470 decided)

85.4%

New Build (4,000 decided)

81.0%

Change of Use (Residential) (3,648 decided)

85.0%

Side Extension (2,924 decided)

89.1%

Dormer (1,897 decided)

87.2%

Extension (General) (1,438 decided)

86.0%

Conservatory (1,136 decided)

93.0%

Flat Conversion (1,086 decided)

81.2%

Loft Conversion (817 decided)

86.0%

Outbuilding (762 decided)

88.7%

Wraparound Extension (725 decided)

92.0%

Front Extension (712 decided)

90.7%

Basement (662 decided)

85.6%

HMO (150 decided)

80.7%

Hip-to-Gable Conversion (139 decided)

87.8%

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