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Outbuilding approval rate in Chelmsford

Chelmsford approved 89.2% of outbuilding applications, based on 37 decisions analysed.

Last updated: March 2026

89.2%
outbuilding approval rate
37
Outbuilding decisions
33
Approved
4
Refused
85.7%
Chelmsford overall

Outbuilding applications are approved more often than the Chelmsford average (85.7%), suggesting the council is relatively receptive to these projects.

How outbuilding compares in Chelmsford

Outbuilding (37 decided)
89.2%
Chelmsford all applications (505 decided)
85.7%

Planning a outbuilding in Chelmsford?

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✓ Your ward's outbuilding approval rate
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Less than one set of revised drawings.

Other project types in Chelmsford

Rear Extension (118 decided)
86.4%
Garage / Parking (96 decided)
85.4%
Side Extension (79 decided)
83.5%
Dormer (37 decided)
89.2%
Front Extension (29 decided)
96.6%
69.2%
Conservatory (25 decided)
96.0%
Extension (General) (23 decided)
87.0%
New Build (20 decided)
90.0%
Loft Conversion (19 decided)
94.7%
Annex (11 decided)
100.0%
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