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Dormer approval rate in North Hertfordshire

North Hertfordshire approved 89.2% of dormer applications, based on 93 decisions analysed.

Last updated: June 2026

89.2%
dormer approval rate
93
Dormer decisions
83
Approved
10
Refused
93.4%
North Hertfordshire overall

Dormer applications are refused more often than the North Hertfordshire average (93.4%), suggesting the council scrutinises these projects more closely.

How dormer compares in North Hertfordshire

Dormer (93 decided)
89.2%
North Hertfordshire all applications (1,524 decided)
93.4%

Planning a dormer in North Hertfordshire?

89.2% get approved — but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

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Other project types in North Hertfordshire

Rear Extension (310 decided)
93.9%
Garage / Parking (275 decided)
89.8%
Side Extension (170 decided)
93.5%
New Build (109 decided)
79.8%
Outbuilding (104 decided)
92.3%
Front Extension (86 decided)
90.7%
Conservatory (74 decided)
93.2%
Loft Conversion (61 decided)
90.2%
92.0%
Extension (General) (34 decided)
82.4%
92.6%
Annex (24 decided)
83.3%
90.0%
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