Rear Extension approval rate in Kingston upon Thames
Kingston upon Thames approved 73.3% of rear extension applications, based on 5,762 decisions analysed.
Last updated: March 2026
73.3%
rear extension approval rate
5,762
Rear Extension decisions
4,223
Approved
1,539
Refused
75.2%
Kingston upon Thames overall
Rear Extension applications are approved at roughly the same rate as the Kingston upon Thames average (75.2%).
How rear extension compares in Kingston upon Thames
Rear Extension
73.3%
Kingston upon Thames all applications
75.2%
Planning a rear extension in Kingston upon Thames?
73.3% get approved — but refusal triggers vary by street.
✔ Your ward's rear extension approval rate
✔ Nearest comparable rear extension decisions
✔ Refusal triggers specific to your area
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✔ Nearest comparable rear extension decisions
✔ Refusal triggers specific to your area
✔ PDF report for your architect
Less than one set of revised drawings.
Other project types in Kingston upon Thames
75.8%
73.4%
74.3%
74.8%
69.8%
75.5%
75.5%
78.7%
72.9%
79.6%
75.1%
72.3%
49.6%
63.8%
69.6%