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Annex approval rate in Maidstone

Maidstone approved 78.6% of annex applications, based on 42 decisions analysed.

Last updated: June 2026

78.6%
annex approval rate
42
Annex decisions
33
Approved
9
Refused
82.2%
Maidstone overall

Annex applications are refused more often than the Maidstone average (82.2%), suggesting the council scrutinises these projects more closely.

How annex compares in Maidstone

Annex (42 decided)
78.6%
Maidstone all applications (1,538 decided)
82.2%

Planning a annex in Maidstone?

78.6% 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 Maidstone

Garage / Parking (267 decided)
74.5%
Rear Extension (228 decided)
84.6%
75.6%
Side Extension (113 decided)
89.4%
New Build (105 decided)
66.7%
Outbuilding (97 decided)
82.5%
Dormer (87 decided)
83.9%
Conservatory (67 decided)
86.6%
Loft Conversion (54 decided)
87.0%
Extension (General) (46 decided)
73.9%
Front Extension (40 decided)
92.5%
94.1%
Basement (15 decided)
80.0%
HMO (14 decided)
85.7%
92.9%
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