Hillingdon vs Southwark — planning approval compared

How do planning outcomes differ between Hillingdon and Southwark? A side-by-side comparison based on 58,684 combined decisions.

Last updated: March 2026

Hillingdon: 78.9%

30,009 decisions · 23,663 approved · 6,346 refused · 44 wards

Southwark: 93.3%

28,675 decisions · 26,760 approved · 1,915 refused · 51 wards

Overall approval rates

Hillingdon (30,009 decided)

78.9%

Southwark (28,675 decided)

93.3%

By application type

Full — Hillingdon (10,604 decided)

75.1%

Full — Southwark (3,924 decided)

93.4%

Other — Hillingdon (17,551 decided)

80.4%

Other — Southwark (24,257 decided)

93.8%

Prior Approval — Hillingdon (1,854 decided)

86.0%

Prior Approval — Southwark (494 decided)

71.7%

What the numbers mean

There is a 14.4 percentage point difference in overall approval rates between these councils. Hillingdon is the stricter of the two, which means similar applications may face higher refusal risk there. However, approval rates vary by ward and application type, so your specific situation may differ from the averages.

Planning in your area? Check your postcode to see approval rates specific to your ward and street.

See detailed data

Hillingdon full data Southwark full data

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