Outbuilding approval rate in County Durham

County Durham approved 96.2% of outbuilding applications, based on 530 decisions analysed.

Last updated: March 2026

96.2%

outbuilding approval rate

530

Outbuilding decisions

510

Approved

Refused

95.0%

County Durham overall

Outbuilding applications are approved at roughly the same rate as the County Durham average (95.0%).

How outbuilding compares in County Durham

Outbuilding (530 decided)

96.2%

County Durham all applications (14,377 decided)

95.0%

Planning a outbuilding in County Durham?

96.2% get approved — but the odds vary by street. Your Pro Report 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
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Less than one set of revised drawings.

Other project types in County Durham

Garage / Parking (1,891 decided)

95.7%

Rear Extension (1,451 decided)

97.8%

Extension (General) (1,383 decided)

95.7%

Change of Use (Residential) (1,096 decided)

87.1%

Side Extension (830 decided)

97.0%

New Build (590 decided)

89.8%

Dormer (293 decided)

95.6%

Front Extension (249 decided)

96.8%

Conservatory (238 decided)

99.6%

HMO (218 decided)

74.8%

Loft Conversion (151 decided)

94.0%

Wraparound Extension (140 decided)

98.6%

Annex (123 decided)

95.9%

Basement (30 decided)

93.3%

Flat Conversion (20 decided)

80.0%

← All County Durham planning statistics

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