London · Last 12 months · Updated 24 April 2026
Hillingdon Planning Permission Data
Last 12 months
This page summarises planning permission data for Hillingdon covering the last 12 months. Postyx aggregates approval data from Hillingdon's public planning portal to help UK builders identify local opportunities. Data is updated daily.
Top project types
Share of the 195 approvals by category
Monthly trend
Approvals per month over the last 12 months
Full breakdown
| Project type | Count | % of total |
|---|---|---|
| New Build / Development | 118 | 60.5% |
| Planning Application | 35 | 17.9% |
| Loft / Conversion | 22 | 11.3% |
| Major Extension / Remodel | 19 | 9.7% |
| Outbuilding / Minor | 1 | 0.5% |
Want the actual addresses of these 195 planning approvals?
Postyx gives UK builders access to the full list of Hillingdon planning permissions — including property addresses, application references, and decision dates — so you can send personalised physical letters to homeowners at the moment they need you.
Start your 7-day free trial →Data aggregated from Hillingdon's public planning portal. Individual application details are available to verified builders only.