Data-backed planning intelligence · 3,700,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Side Extension approval rate in Adur & Worthing

Adur & Worthing approved 89.5% of side extension applications, based on 2,933 decisions analysed.

Last updated: August 2026

89.5%
side extension approval rate
2,933
Side Extension decisions
2,626
Approved
307
Refused
89.4%
Adur & Worthing overall

Side Extension applications are approved at roughly the same rate as the Adur & Worthing average (89.4%).

How side extension compares in Adur & Worthing

Side Extension (2,933 decided)
89.5%
Adur & Worthing all applications (35,644 decided)
89.4%

Planning a side extension in Adur & Worthing?

89.5% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

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Other project types in Adur & Worthing

Rear Extension (6,434 decided)
93.1%
Garage / Parking (4,858 decided)
84.2%
Dormer (3,926 decided)
86.7%
Extension (General) (3,409 decided)
87.5%
Conservatory (2,389 decided)
93.8%
85.9%
Loft Conversion (1,775 decided)
87.4%
93.1%
Outbuilding (927 decided)
90.4%
New Build (696 decided)
65.8%
Front Extension (621 decided)
88.9%
Wraparound Extension (486 decided)
90.1%
Flat Conversion (402 decided)
80.1%
Annex (351 decided)
85.5%
Basement (215 decided)
82.3%
HMO (163 decided)
86.5%
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