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

Annex approval rate in Oxford

Oxford approved 64.9% of annex applications, based on 37 decisions analysed.

Last updated: August 2026

64.9%
annex approval rate
37
Annex decisions
24
Approved
13
Refused
91.5%
Oxford overall

Annex applications are refused more often than the Oxford average (91.5%), suggesting the council scrutinises these projects more closely.

How annex compares in Oxford

Annex (37 decided)
64.9%
Oxford all applications (6,203 decided)
91.5%

Planning a annex in Oxford?

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Other project types in Oxford

Rear Extension (1,398 decided)
88.6%
Garage / Parking (715 decided)
85.3%
Dormer (497 decided)
90.7%
Side Extension (466 decided)
85.2%
Loft Conversion (376 decided)
90.4%
82.9%
Outbuilding (302 decided)
88.1%
HMO (300 decided)
78.0%
New Build (239 decided)
82.8%
Conservatory (177 decided)
91.0%
Wraparound Extension (145 decided)
84.1%
87.3%
Extension (General) (129 decided)
89.9%
Basement (101 decided)
98.0%
Front Extension (89 decided)
87.6%
Flat Conversion (54 decided)
81.5%
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