Side Extension approval rate in Swansea
Swansea approved 82.1% of side extension applications, based on 468 decisions analysed.
Last updated: June 2026
82.1%
side extension approval rate
468
Side Extension decisions
384
Approved
84
Refused
85.7%
Swansea overall
Side Extension applications are refused more often than the Swansea average (85.7%), suggesting the council scrutinises these projects more closely.
How side extension compares in Swansea
Side Extension
82.1%
Swansea all applications
85.7%
Planning a side extension in Swansea?
82.1% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Swansea →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Swansea
83.4%
82.9%
65.8%
85.8%
88.2%
85.4%
75.9%
61.5%
47.5%
76.2%
81.0%
80.0%
58.8%
84.6%