Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Extension (General) approval rate in Darlington

Darlington approved 94.9% of extension (general) applications, based on 391 decisions analysed.

Last updated: June 2026

94.9%
extension (general) approval rate
391
Extension (General) decisions
371
Approved
20
Refused
92.5%
Darlington overall

Extension (General) applications are approved more often than the Darlington average (92.5%), suggesting the council is relatively receptive to these projects.

How extension (general) compares in Darlington

Extension (General) (391 decided)
94.9%
Darlington all applications (3,194 decided)
92.5%

Planning a extension (general) in Darlington?

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Other project types in Darlington

Garage / Parking (675 decided)
96.3%
Rear Extension (537 decided)
95.5%
New Build (328 decided)
93.6%
Outbuilding (193 decided)
96.4%
86.2%
Side Extension (175 decided)
95.4%
Conservatory (165 decided)
95.2%
Dormer (147 decided)
95.9%
96.0%
Loft Conversion (46 decided)
97.8%
HMO (35 decided)
85.7%
Annex (31 decided)
96.8%
Basement (21 decided)
95.2%
Flat Conversion (13 decided)
100.0%
100.0%
Front Extension (10 decided)
100.0%
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