Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Outbuilding approval rate in Swansea

Swansea approved 85.4% of outbuilding applications, based on 89 decisions analysed.

Last updated: June 2026

85.4%
outbuilding approval rate
89
Outbuilding decisions
76
Approved
13
Refused
85.7%
Swansea overall

Outbuilding applications are approved at roughly the same rate as the Swansea average (85.7%).

How outbuilding compares in Swansea

Outbuilding (89 decided)
85.4%
Swansea all applications (3,668 decided)
85.7%

Planning a outbuilding in Swansea?

85.4% 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 outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
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Other project types in Swansea

Rear Extension (745 decided)
83.4%
Side Extension (468 decided)
82.1%
Garage / Parking (451 decided)
82.9%
74.4%
Dormer (158 decided)
65.8%
Conservatory (148 decided)
85.8%
Extension (General) (102 decided)
88.2%
Front Extension (87 decided)
75.9%
Loft Conversion (78 decided)
61.5%
HMO (40 decided)
47.5%
Basement (21 decided)
76.2%
Annex (21 decided)
81.0%
80.0%
Flat Conversion (17 decided)
58.8%
New Build (13 decided)
84.6%
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