Rear Extension approval rate in Northumberland
Northumberland approved 80.0% of rear extension applications, based on 15 decisions analysed.
Last updated: June 2026
80.0%
rear extension approval rate
15
Rear Extension decisions
12
Approved
3
Refused
89.9%
Northumberland overall
Rear Extension applications are refused more often than the Northumberland average (89.9%), suggesting the council scrutinises these projects more closely.
How rear extension compares in Northumberland
Rear Extension
80.0%
Northumberland all applications
89.9%
Planning a rear extension in Northumberland?
80.0% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Northumberland →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Northumberland
80.0%
100.0%
90.9%