CM20 planning approval rate
The CM20 postcode area falls under Harlow council, which has a 98.0% planning approval rate based on 2,497 decisions.
Last updated: April 2026
98.0%
Harlow approval rate
What this means for CM20
If you're planning a project in the CM20 area, your application will be decided by Harlow council. Based on historical data, around 2.0% 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 Harlow, 1 in 50 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 Harlow
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Get Harlow Pro Report — £79
✓ Common refusal reasons in Harlow
✓ 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 2,497 decisions.
Harlow approval by application type
Full
99.6%
Discharge of Conditions
99.5%
Trees
96.4%
Other
97.9%
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100.0%
Listed Building
100.0%
Prior Approval
50.9%