DL1 planning approval rate
The DL1 postcode area falls under Darlington council, which has a 91.6% planning approval rate based on 2,301 decisions.
Last updated: April 2026
91.6%
Darlington approval rate
What this means for DL1
If you're planning a project in the DL1 area, your application will be decided by Darlington council. Based on historical data, around 8.4% of applications are refused. The approval rate varies by ward and application type — use our free tool to check your specific property.
What gets approved near your property?
In Darlington, 1 in 12 applications are refused. Your PlanningLens Pro Report gives you 17 pages of intelligence specific to your property:
✓ Ward-level approval rates for your exact area
✓ Common refusal reasons in Darlington
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Get Darlington Pro Report — £79
✓ Common refusal reasons in Darlington
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Less than one set of revised drawings. Based on 2,301 decisions.
Darlington approval by application type
Full
95.0%
Trees
77.7%
Other
97.7%
Certificate of Lawfulness
82.4%
Discharge of Conditions
100.0%
Listed Building
94.6%
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95.5%
Change of Use
94.0%
Prior Approval
42.9%