Rear Extension approval rate in Sunderland

Sunderland approved 95.5% of rear extension applications, based on 1,064 decisions analysed.

Last updated: August 2026

95.5%

rear extension approval rate

1,064

Rear Extension decisions

1,016

Approved

Refused

88.6%

Sunderland overall

Rear Extension applications are approved more often than the Sunderland average (88.6%), suggesting the council is relatively receptive to these projects.

How rear extension compares in Sunderland

Rear Extension (1,064 decided)

95.5%

Sunderland all applications (11,042 decided)

88.6%

Planning a rear extension in Sunderland?

95.5% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect

Free planning check for Sunderland →