Basement approval rate in Blackburn with Darwen
Blackburn with Darwen approved 87.1% of basement applications, based on 101 decisions analysed.
Last updated: April 2026
87.1%
basement approval rate
101
Basement decisions
88
Approved
13
Refused
89.0%
Blackburn with Darwen overall
Basement applications are approved at roughly the same rate as the Blackburn with Darwen average (89.0%).
How basement compares in Blackburn with Darwen
Basement
87.1%
Blackburn with Darwen all applications
89.0%
Planning a basement in Blackburn with Darwen?
87.1% 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
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Get Blackburn with Darwen 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 Blackburn with Darwen
90.2%
87.8%
88.8%
88.3%
81.9%
84.0%
92.6%
88.7%
85.6%
87.9%
71.6%
89.8%
91.3%
83.9%
55.2%