Borehamwood Cowley Hill planning approval rate
Borehamwood Cowley Hill ward in Hertsmere has a 91.8% approval rate based on 207 planning decisions. Hertsmere overall: 85.1%.
Last updated: March 2026
91.8%
ward approval rate
207
Decisions
190
Approved
17
Refused
85.1%
Hertsmere average
Borehamwood Cowley Hill is 6.7 percentage points above the Hertsmere average, making it one of the more permissive wards in this council area. Applications here have historically faced lower refusal rates.
How Borehamwood Cowley Hill compares
Borehamwood Cowley Hill ward
91.8%
Hertsmere overall
85.1%
Planning in Hertsmere? Check your postcode to see approval rates specific to your ward and street.
Recent decisions in Borehamwood Cowley Hill
Single storey rear extension Depth: 6.00m, Height: 3.00m, Eaves: 2.59m. · Wed 14 Jan 2026
Single storey side and rear extension. · Mon 28 Jul 2025
Single storey rear extension Depth: 4.50m, Height: 3.00m, Eaves: 2.90m. · Thu 24 Jul 2025
Hybrid planning application for the phased demolition of all existing structures · Tue 22 Apr 2025
Conversion of detached garage to habitable space to include replacement of garag · Thu 10 Apr 2025
What gets approved near your property?
In Hertsmere, 1 in 7 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 Hertsmere
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Get Hertsmere Pro Report — £79
✓ Common refusal reasons in Hertsmere
✓ 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 3,094 decisions.