Other extension approval rate in Darlington
Darlington approved 95.3% of other extension applications, based on 422 decisions analysed.
Last updated: October 2026
95.3%
other extension approval rate
422
Other extension decisions
402
Approved
20
Refused
94.5%
Darlington overall
Other extension applications are approved at roughly the same rate as the Darlington average (94.5%).
How other extension applications compare in Darlington
Other extension
95.3%
Darlington all applications
94.5%
Before you apply in Darlington
This page shows the council-wide rate. The free check shows decisions near your property.
✓ Your ward's other extension approval rate
✓ Nearest comparable other extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Darlington →
✓ Nearest comparable other extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Darlington and any other published UK council. See the data services →
Other project types in Darlington
96.5%
95.4%
93.6%
96.5%
95.7%
95.4%
96.1%
96.2%
98.0%
87.8%
96.9%
95.5%
94.4%
100.0%
100.0%