Hillingdon planning appeals
Hillingdon sits close to the England average. Inspectors allowed 31% of the planning appeals decided against it, against 31% nationally.
That ranks Hillingdon 93 of 195 English councils with at least 20 appeals decided, counting from the most often overturned.
What this means if you are objecting
Roughly one appeal in three succeeds here, as across England. A refusal is not the end of the matter, so an objection grounded in the adopted local plan is worth more than one that is not, because the same policies are what an inspector would weigh.
Householder appeals
52 householder appeals were decided against Hillingdon, with 58% allowed. These are extensions, loft conversions and the like, and they are decided under a faster procedure than a full planning appeal.
Against the rest of London
Across London, inspectors allowed 25% of planning appeals on average. Hillingdon is a london borough.
Other councils in London
- Westminster45% (28/62)
- Sutton40% (12/30)
- Hackney39% (23/59)
- Kensington and Chelsea36% (9/25)
- Lewisham33% (14/42)
- Kingston upon Thames33% (18/55)
- Richmond upon Thames32% (12/38)
- Haringey29% (12/42)
Objecting to an application in Hillingdon?
Enter the planning reference and we will check the designations on the site, the adopted local plan and the applicant's own documents, then tell you which grounds you actually have. That part is free.
Check my grounds, freeFigures cover April 2025 to March 2026 and come from the Planning Inspectorate, Decisions by LPA and decision maker, published under the Open Government Licence. Section 78 planning appeals only. “Allowed” means the inspector granted permission the council had refused. Source data.