Extension (General) approval rate in North Northamptonshire
North Northamptonshire approved 94.2% of extension (general) applications, based on 345 decisions analysed.
Last updated: September 2026
94.2%
extension (general) approval rate
345
Extension (General) decisions
325
Approved
20
Refused
88.8%
North Northamptonshire overall
Extension (General) applications are approved more often than the North Northamptonshire average (88.8%), suggesting the council is relatively receptive to these projects.
How extension (general) compares in North Northamptonshire
Extension (General)
94.2%
North Northamptonshire all applications
88.8%
Planning a extension (general) in North Northamptonshire?
94.2% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.
✓ Your ward's extension (general) approval rate
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for North Northamptonshire →
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for North Northamptonshire and any other published UK council — see the data services →
Other project types in North Northamptonshire
93.1%
90.5%
90.8%
91.4%
96.7%
94.7%
85.6%
86.1%
87.9%
89.5%
83.3%
91.3%
90.0%