Hillingdon Council approves 80.0% of planning applications, based on 30,835 real decisions analysed from the council’s public planning portal. The national average across all councils tracked by PlanningLens is 88.6%. Hillingdon sits 8.6 percentage points below the national average.
According to PlanningLens analysis of 3,051 decided applications, Hillingdon Council approved 86.8% of planning applications in 2025. The average time from validation to decision in Hillingdon is 9.9 weeks, measured across 27,048 decided applications. Across 30,835 decisions analysed since January 2020, the overall approval rate in Hillingdon is 80.0%; the national average across UK councils tracked by PlanningLens is 88.6%.
Source: PlanningLens (planninglens.co.uk) analysis of Hillingdon council planning portal records · Updated August 2026 · Quote freely with attribution
Enter your postcode for a free, personalised approval pattern report, based on your ward and application type.
Not all applications are treated equally. Extension types, listed building consent, and change of use applications each have very different success rates in Hillingdon.
| Application Type | Approved | Refused | Total | Rate |
|---|---|---|---|---|
| Other | 14,625 | 3,293 | 17,918 | 81.6% |
| Full | 8,379 | 2,631 | 11,010 | 76.1% |
| Prior Approval | 1,653 | 254 | 1,907 | 86.7% |
A loft conversion in one ward can have a 90% approval rate. In the next ward, 55%. The free check tells you which side you're on, your free property report is emailed in minutes.
Check My PostcodeWard-level data reveals where planning applications are most and least likely to succeed. Officers, local policies, and neighbourhood character all play a role.
| Ward | Approved | Refused | Total | Rate |
|---|---|---|---|---|
| Northwood | 1,013 | 313 | 1,326 | 76.4% |
| Uxbridge North | 907 | 310 | 1,217 | 74.5% |
| Ickenham | 849 | 283 | 1,132 | 75.0% |
| Ick/Ham & S Hf/D 22 | 894 | 176 | 1,070 | 83.6% |
| Botwell | 841 | 193 | 1,034 | 81.3% |
| Eastcote 2022 | 828 | 133 | 961 | 86.2% |
| Northwood Hills | 688 | 217 | 905 | 76.0% |
| Ruislip 2022 | 738 | 154 | 892 | 82.7% |
| Eastcote & E Ruislip | 660 | 214 | 874 | 75.5% |
| Townfield | 614 | 205 | 819 | 75.0% |
| Uxbridge 2022 | 671 | 128 | 799 | 84.0% |
| Pinkwell 2022 | 693 | 105 | 798 | 86.8% |
| Brunel | 625 | 165 | 790 | 79.1% |
| Northwood 2022 | 639 | 148 | 787 | 81.2% |
| Uxbridge South | 608 | 139 | 747 | 81.4% |
| West Ruislip | 541 | 186 | 727 | 74.4% |
| Wood End 2022 | 596 | 123 | 719 | 82.9% |
| Manor | 575 | 131 | 706 | 81.4% |
| Heathrow Villages | 575 | 126 | 701 | 82.0% |
| South Ruislip 2022 | 579 | 120 | 699 | 82.8% |
| Northwood Hills 2022 | 557 | 129 | 686 | 81.2% |
| Hillingdon East 2022 | 555 | 130 | 685 | 81.0% |
| Cavendish | 562 | 122 | 684 | 82.2% |
| Hayes Town 2022 | 568 | 114 | 682 | 83.3% |
| Colham & Cowley | 546 | 133 | 679 | 80.4% |
Showing top 25 of 44 wards by volume. Your free property report includes the full ward breakdown.
See full ward breakdown →How Hillingdon’s planning approval rate has changed year by year, down 4.7pp since 2018.
Bar height reflects approval rate. Colour: green ≥85%, amber ≥70%, red below 70%.
Real residential planning decisions from Hillingdon council. Each reference links to the council's own planning portal so you can verify the details yourself.
| Reference | Proposal | Decision |
|---|---|---|
| 48621/APP/2026/796 Eastcote 2022 | Erection of a first-floor rear extension (Proposed), and the erection of a front | Approved |
| 74323/APP/2026/478 Ruislip 2022 | Demolition of existing outbuildings and erection of a detached single-storey dwe | Refused |
| 2983/APP/2026/1403 Belmore 2022 | Erection of a single storey rear extension (Proposed Development), and Erection | Approved |
| 12231/APP/2026/1262 Northwood 2022 | Erection of 1m high gates and railings to the front of the property (Application | Approved |
| 50875/APP/2026/1475 Northwood Hills 2022 | Erection of a single storey extension to the rear, erection of porch to the side | Approved |
| 76727/APP/2026/1417 Hillingdon West 2022 | Erection of single-storey rear extension | Approved |
| 54228/APP/2026/1511 Ick/Ham & S Hf/D 22 | Erection of single storey outbuilding to rear garden | Approved |
| 8740/APP/2026/1820 Ick/Ham & S Hf/D 22 | Conversion of roof space to habitable use to include a rear dormer, 2 x front ro | Approved |
| 19119/APP/2026/876 Eastcote 2022 | Erection of two storey front, side and rear extensions and single storey rear ex | Approved |
| 1127/APP/2026/1094 Uxbridge 2022 | Works to entrance way including replacement of external terracotta tile cladding | Approved |
Find out what actually gets approved near your address first. Your free property report analyses the 20 nearest decisions to your property, ward-specific refusal patterns, and extension-by-extension approval patterns. Based on Hillingdon's 30,835 real decisions. Free, emailed in minutes.
Check my postcodeCompare Hillingdon's planning approval rates with neighbouring areas:
Dig deeper into Hillingdon's planning statistics, by ward, extension type, or project category:
Data-driven guides to help you understand planning approval patterns:
Yes. PlanningLens offers a free planning permission check for Hillingdon. Enter your postcode to instantly see approval rates for your ward and application type, based on 30,835 real decisions from Hillingdon council. The full property-specific report is also free and emailed within minutes.
Enter your postcode on PlanningLens for a free instant check based on Hillingdon's real planning decisions. The free property report goes further: it analyses the 20 nearest comparable decisions to your property, ward-level refusal patterns, and approval rates by application type. Free and emailed within minutes.
Based on 30,835 planning decisions, the overall approval rate in Hillingdon is 80.0%. The national average across councils tracked by PlanningLens is 88.6%. Rates vary significantly by ward and application type.
PlanningLens has analysed 30,835 planning decisions from Hillingdon council. 24,657 were approved and 6,178 were refused. These figures cover decisions from January 2020 to the present.
The average approval rate in Hillingdon is 80.0%, but outcomes depend heavily on your specific ward, the type of extension or development you are proposing, and local planning policy. Use the free PlanningLens postcode check to get a personalised score.
The average time from validation to decision in Hillingdon is 9.9 weeks, measured across 27,048 decided applications. This PlanningLens figure is calculated from decision dates published by Hillingdon council itself, reflecting actual elapsed time rather than statutory targets.
Writing about planning in Hillingdon? These figures are free to republish with attribution. Copy the one-line citation, or paste the stat box into any website, CMS or newsletter, it carries its own styling and links back to this page for verification.