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Basement approval rate in Sefton

Sefton approved 86.1% of basement applications, based on 36 decisions analysed.

Last updated: March 2026

86.1%
basement approval rate
36
Basement decisions
31
Approved
5
Refused
87.5%
Sefton overall

Basement applications are approved at roughly the same rate as the Sefton average (87.5%).

How basement compares in Sefton

Basement (36 decided)
86.1%
Sefton all applications (6,453 decided)
87.5%

Planning a basement in Sefton?

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Less than one set of revised drawings.

Other project types in Sefton

Extension (General) (1,770 decided)
93.3%
Garage / Parking (842 decided)
91.2%
71.5%
Dormer (438 decided)
92.2%
Rear Extension (426 decided)
88.7%
Conservatory (356 decided)
97.5%
New Build (316 decided)
84.5%
Outbuilding (273 decided)
90.1%
Side Extension (162 decided)
95.1%
Flat Conversion (78 decided)
74.4%
Loft Conversion (60 decided)
93.3%
HMO (54 decided)
29.6%
Annex (40 decided)
95.0%
100.0%
100.0%
Front Extension (26 decided)
96.2%
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