140 LYNHURST CRESCENT HILLINGDON
Undecided
18204/APP/2026/1167
Description
Conversion of roof space to habitable use to include a rear dormer and 1no. front roof light. (Application for a Certificate of Lawful Development for a Proposed Development)
Hillingdon
Planning Authority Score
3.6/10
Below average
#212 of 292 councils
Relevant to this application:
Householder decisions
Hillingdon ranks #171 out of 292 councils for householder decision speed. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).
These figures are council-wide context, not a prediction for this application.
View full council performance
Hillingdon decision performance
Based on MHCLG data, 2025
84%
Overall approval rate
Below avg (87%) #220 of 292
88%
Householder approved
Below avg (90%) #219 of 292
61%
Decided in 8 weeks
Below avg (64%) #171 of 292
43%
Extended time limit
Above avg (40%) #170 of 292
67%
Minor dwellings approved
58 decided (1-9 homes)
68%
Change of use approved
19 decided
1,703
Total decisions
276 refused in 2025
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