Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Side Extension approval rate in Maidstone

Maidstone approved 89.4% of side extension applications, based on 113 decisions analysed.

Last updated: June 2026

89.4%
side extension approval rate
113
Side Extension decisions
101
Approved
12
Refused
82.2%
Maidstone overall

Side Extension applications are approved more often than the Maidstone average (82.2%), suggesting the council is relatively receptive to these projects.

How side extension compares in Maidstone

Side Extension (113 decided)
89.4%
Maidstone all applications (1,538 decided)
82.2%

Planning a side extension in Maidstone?

89.4% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

✓ Your ward's side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Maidstone →

Other project types in Maidstone

Garage / Parking (267 decided)
74.5%
Rear Extension (228 decided)
84.6%
75.6%
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%
Annex (42 decided)
78.6%
Front Extension (40 decided)
92.5%
94.1%
Basement (15 decided)
80.0%
HMO (14 decided)
85.7%
92.9%
Check planning approval patterns, Free