Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Basement approval rate in Sunderland

Sunderland approved 90.3% of basement applications, based on 31 decisions analysed.

Last updated: March 2026

90.3%
basement approval rate
31
Basement decisions
28
Approved
3
Refused
88.6%
Sunderland overall

Basement applications are approved at roughly the same rate as the Sunderland average (88.6%).

How basement compares in Sunderland

Basement (31 decided)
90.3%
Sunderland all applications (10,482 decided)
88.6%

Planning a basement in Sunderland?

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Less than one set of revised drawings.

Other project types in Sunderland

Extension (General) (1,399 decided)
94.6%
Garage / Parking (1,054 decided)
92.2%
Rear Extension (1,019 decided)
95.6%
Side Extension (747 decided)
94.6%
New Build (701 decided)
90.3%
81.1%
Dormer (255 decided)
79.6%
Outbuilding (161 decided)
89.4%
Conservatory (145 decided)
97.2%
Front Extension (140 decided)
90.7%
97.5%
Loft Conversion (53 decided)
86.8%
HMO (48 decided)
56.2%
Annex (23 decided)
82.6%
Flat Conversion (20 decided)
90.0%
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