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Basement approval rate in Sevenoaks

Sevenoaks approved 82.2% of basement applications, based on 90 decisions analysed.

Last updated: March 2026

82.2%
basement approval rate
90
Basement decisions
74
Approved
16
Refused
86.8%
Sevenoaks overall

Basement applications are refused more often than the Sevenoaks average (86.8%), suggesting the council scrutinises these projects more closely.

How basement compares in Sevenoaks

Basement (90 decided)
82.2%
Sevenoaks all applications (12,687 decided)
86.8%

Planning a basement in Sevenoaks?

82.2% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's basement approval rate
✓ Nearest comparable basement decisions
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Less than one set of revised drawings.

Other project types in Sevenoaks

Garage / Parking (1,861 decided)
81.6%
Rear Extension (1,735 decided)
87.7%
Side Extension (958 decided)
87.2%
Outbuilding (851 decided)
82.5%
Dormer (752 decided)
81.9%
Extension (General) (639 decided)
83.7%
Loft Conversion (478 decided)
81.8%
New Build (458 decided)
71.8%
Conservatory (412 decided)
90.0%
74.1%
Front Extension (237 decided)
88.6%
Wraparound Extension (168 decided)
89.3%
Annex (152 decided)
73.7%
80.6%
Flat Conversion (41 decided)
73.2%
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