Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Rear Extension approval rate in Dorset

Dorset approved 94.1% of rear extension applications, based on 708 decisions analysed.

Last updated: March 2026

94.1%
rear extension approval rate
708
Rear Extension decisions
666
Approved
42
Refused
92.4%
Dorset overall

Rear Extension applications are approved at roughly the same rate as the Dorset average (92.4%).

How rear extension compares in Dorset

Rear Extension (708 decided)
94.1%
Dorset all applications (8,267 decided)
92.4%

Planning a rear extension in Dorset?

94.1% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

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

Other project types in Dorset

Garage / Parking (1,035 decided)
91.2%
Extension (General) (577 decided)
92.9%
Outbuilding (422 decided)
91.9%
83.1%
Side Extension (363 decided)
95.3%
Dormer (287 decided)
94.1%
Conservatory (231 decided)
98.3%
Annex (147 decided)
88.4%
New Build (144 decided)
82.6%
Loft Conversion (100 decided)
96.0%
Front Extension (86 decided)
98.8%
94.2%
Flat Conversion (13 decided)
84.6%
81.8%
HMO (10 decided)
70.0%
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