Basement approval rate in Islington
Islington approved 82.2% of basement applications, based on 10,638 decisions analysed.
Last updated: March 2026
82.2%
basement approval rate
10,638
Basement decisions
8,749
Approved
1,889
Refused
82.8%
Islington overall
Basement applications are approved at roughly the same rate as the Islington average (82.8%).
How basement compares in Islington
Basement
82.2%
Islington all applications
82.8%
Planning a basement in Islington?
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
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Islington Pro Report — £79
✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Islington
80.7%
67.2%
80.6%
76.4%
72.8%
71.6%
79.9%
86.0%
85.0%
67.1%
77.3%
82.7%
79.4%
78.4%
52.5%