Rear Extension approval rate in North Northamptonshire
North Northamptonshire approved 95.4% of rear extension applications, based on 542 decisions analysed.
Last updated: March 2026
95.4%
rear extension approval rate
542
Rear Extension decisions
517
Approved
25
Refused
94.6%
North Northamptonshire overall
Rear Extension applications are approved at roughly the same rate as the North Northamptonshire average (94.6%).
How rear extension compares in North Northamptonshire
Rear Extension
95.4%
North Northamptonshire all applications
94.6%
Planning a rear extension in North Northamptonshire?
95.4% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's rear extension approval rate
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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in North Northamptonshire
91.5%
92.5%
94.9%
90.7%
98.4%
94.2%
84.5%
84.1%
90.9%
90.9%
87.5%