Data-backed planning intelligence · 3,700,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Outbuilding approval rate in Hackney

Hackney approved 85.7% of outbuilding applications, based on 581 decisions analysed.

Last updated: August 2026

85.7%
outbuilding approval rate
581
Outbuilding decisions
498
Approved
83
Refused
86.8%
Hackney overall

Outbuilding applications are approved at roughly the same rate as the Hackney average (86.8%).

How outbuilding compares in Hackney

Outbuilding (581 decided)
85.7%
Hackney all applications (21,378 decided)
86.8%

Planning a outbuilding in Hackney?

85.7% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

✓ Your ward's outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Hackney →

Other project types in Hackney

Rear Extension (4,029 decided)
85.0%
Basement (2,925 decided)
88.3%
Loft Conversion (2,538 decided)
81.1%
86.8%
Dormer (1,605 decided)
81.9%
Extension (General) (1,414 decided)
84.4%
Garage / Parking (1,051 decided)
93.1%
Flat Conversion (981 decided)
92.0%
Side Extension (961 decided)
85.5%
New Build (940 decided)
87.8%
Wraparound Extension (239 decided)
84.9%
HMO (168 decided)
71.4%
Conservatory (127 decided)
89.8%
66.2%
Front Extension (71 decided)
84.5%
Annex (16 decided)
81.2%
Check planning approval patterns, Free