Annex approval rate in Peterborough
Peterborough approved 69.8% of annex applications, based on 324 decisions analysed.
Last updated: September 2026
69.8%
annex approval rate
324
Annex decisions
226
Approved
98
Refused
86.0%
Peterborough overall
Annex applications are refused more often than the Peterborough average (86.0%), suggesting the council scrutinises these projects more closely.
How annex compares in Peterborough
Annex
69.8%
Peterborough all applications
86.0%
Planning a annex in Peterborough?
69.8% 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 annex approval rate
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Peterborough →
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Peterborough and any other published UK council — see the data services →
Other project types in Peterborough
89.1%
89.6%
83.4%
89.2%
95.3%
73.2%
89.6%
86.3%
87.9%
86.1%
89.2%
60.5%
83.1%
100.0%