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Annex approval rate in Hammersmith & Fulham

Hammersmith & Fulham approved 96.6% of annex applications, based on 29 decisions analysed.

Last updated: June 2026

96.6%
annex approval rate
29
Annex decisions
28
Approved
1
Refused
92.2%
Hammersmith & Fulham overall

Annex applications are approved more often than the Hammersmith & Fulham average (92.2%), suggesting the council is relatively receptive to these projects.

How annex compares in Hammersmith & Fulham

Annex (29 decided)
96.6%
Hammersmith & Fulham all applications (19,400 decided)
92.2%

Planning a annex in Hammersmith & Fulham?

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Other project types in Hammersmith & Fulham

Rear Extension (5,258 decided)
92.6%
Loft Conversion (2,800 decided)
92.2%
Basement (2,787 decided)
92.2%
Flat Conversion (2,267 decided)
89.9%
87.1%
Garage / Parking (1,307 decided)
89.2%
New Build (772 decided)
93.0%
Dormer (660 decided)
91.7%
Extension (General) (572 decided)
93.2%
Outbuilding (563 decided)
92.5%
Side Extension (433 decided)
91.5%
Conservatory (262 decided)
95.0%
83.2%
HMO (100 decided)
86.0%
93.4%
Front Extension (30 decided)
90.0%
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