Dormer approval rate in Calderdale

Calderdale approved 81.5% of dormer applications, based on 811 decisions analysed.

Last updated: March 2026

81.5%

dormer approval rate

811

Dormer decisions

661

Approved

150

Refused

87.6%

Calderdale overall

Dormer applications are refused more often than the Calderdale average (87.6%), suggesting the council scrutinises these projects more closely.

How dormer compares in Calderdale

Dormer (811 decided)

81.5%

Calderdale all applications (13,254 decided)

87.6%

Planning a dormer in Calderdale?

81.5% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's dormer approval rate
✓ Nearest comparable dormer decisions
✓ Refusal triggers specific to your area
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Less than one set of revised drawings.

Other project types in Calderdale

Extension (General) (1,859 decided)

89.0%

Garage / Parking (1,559 decided)

83.3%

Rear Extension (1,303 decided)

89.2%

Side Extension (1,193 decided)

88.7%

Change of Use (Residential) (840 decided)

82.6%

Outbuilding (482 decided)

86.9%

Conservatory (378 decided)

93.4%

Wraparound Extension (177 decided)

87.6%

Annex (166 decided)

87.3%

Loft Conversion (158 decided)

85.4%

New Build (150 decided)

74.7%

Front Extension (143 decided)

84.6%

Basement (114 decided)

92.1%

HMO (41 decided)

75.6%

Hip-to-Gable Conversion (37 decided)

89.2%

Flat Conversion (31 decided)

87.1%

← All Calderdale planning statistics

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