Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

New Build approval rate in Sefton

Sefton approved 84.5% of new build applications, based on 316 decisions analysed.

Last updated: March 2026

84.5%
new build approval rate
316
New Build decisions
267
Approved
49
Refused
87.5%
Sefton overall

New Build applications are refused more often than the Sefton average (87.5%), suggesting the council scrutinises these projects more closely.

How new build compares in Sefton

New Build (316 decided)
84.5%
Sefton all applications (6,453 decided)
87.5%

Planning a new build in Sefton?

84.5% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's new build approval rate
✓ Nearest comparable new build decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Sefton Pro Report — £79

Less than one set of revised drawings.

Other project types in Sefton

Extension (General) (1,770 decided)
93.3%
Garage / Parking (842 decided)
91.2%
71.5%
Dormer (438 decided)
92.2%
Rear Extension (426 decided)
88.7%
Conservatory (356 decided)
97.5%
Outbuilding (273 decided)
90.1%
Side Extension (162 decided)
95.1%
Flat Conversion (78 decided)
74.4%
Loft Conversion (60 decided)
93.3%
HMO (54 decided)
29.6%
Annex (40 decided)
95.0%
100.0%
Basement (36 decided)
86.1%
100.0%
Front Extension (26 decided)
96.2%
Check planning approval patterns — Free