Side Extension approval rate in Barnsley

Barnsley approved 94.4% of side extension applications, based on 3,356 decisions analysed.

Last updated: March 2026

94.4%

side extension approval rate

3,356

Side Extension decisions

3,169

Approved

187

Refused

90.0%

Barnsley overall

Side Extension applications are approved more often than the Barnsley average (90.0%), suggesting the council is relatively receptive to these projects.

How side extension compares in Barnsley

Side Extension (3,356 decided)

94.4%

Barnsley all applications (24,616 decided)

90.0%

Planning a side extension in Barnsley?

94.4% get approved — but the odds vary by street. Your Pro Report 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

Get Barnsley Pro Report — £79

Less than one set of revised drawings.