Data-backed planning intelligence · 3,840,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

HMO approval rate in Harrow

Harrow approved 55.6% of hmo applications, based on 313 decisions analysed.

Last updated: September 2026

55.6%
hmo approval rate
313
HMO decisions
174
Approved
139
Refused
73.1%
Harrow overall

HMO applications are refused more often than the Harrow average (73.1%), suggesting the council scrutinises these projects more closely.

How hmo compares in Harrow

HMO (313 decided)
55.6%
Harrow all applications (15,647 decided)
73.1%

Planning a hmo in Harrow?

55.6% 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 hmo approval rate
✓ Nearest comparable hmo decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Harrow →

Planning professional? PlanningLens runs refusal alerts and evidence packs for Harrow and any other published UK council — see the data services →

Other project types in Harrow

Rear Extension (10,795 decided)
75.4%
Dormer (4,370 decided)
74.6%
Side Extension (4,348 decided)
73.7%
Garage / Parking (3,789 decided)
76.4%
Front Extension (1,938 decided)
77.3%
Outbuilding (1,810 decided)
78.7%
Extension (General) (945 decided)
77.0%
62.2%
Conservatory (597 decided)
80.9%
Wraparound Extension (296 decided)
76.0%
Flat Conversion (279 decided)
63.1%
Basement (274 decided)
69.0%
Loft Conversion (120 decided)
70.8%
Annex (79 decided)
44.3%
New Build (68 decided)
76.5%
86.4%
Check planning approval patterns, Free