Slough Council approves 82.2% of planning applications, based on 6,928 real decisions analysed from the council’s public planning portal. The national average across all councils tracked by PlanningLens is 87.9%. Slough sits 5.7 percentage points below the national average.
Enter your postcode for a personalised approval likelihood score — 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 Slough.
| Application Type | Approved | Refused | Total | Rate |
|---|---|---|---|---|
| Full | 3,376 | 638 | 4,014 | 84.1% |
| Other | 1,052 | 346 | 1,398 | 75.3% |
| Certificate of Lawfulness | 880 | 207 | 1,087 | 81.0% |
| Advertisement | 163 | 8 | 171 | 95.3% |
| Trees | 144 | 14 | 158 | 91.1% |
| Prior Approval | 47 | 17 | 64 | 73.4% |
| Listed Building | 33 | 3 | 36 | 91.7% |
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.
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 |
|---|---|---|---|---|
| Upton | 325 | 49 | 374 | 86.9% |
| Langley St. Marys | 319 | 47 | 366 | 87.2% |
| Haymill | 195 | 38 | 233 | 83.7% |
| Farnham | 198 | 31 | 229 | 86.5% |
| Cippenham Green | 167 | 35 | 202 | 82.7% |
| Chalvey | 144 | 34 | 178 | 80.9% |
| Colnbrook-and-Poyle | 129 | 26 | 155 | 83.2% |
| Elliman | 108 | 38 | 146 | 74.0% |
| Britwell | 105 | 10 | 115 | 91.3% |
| Langley Meads | 36 | 8 | 44 | 81.8% |
| Langley Marish | 30 | 9 | 39 | 76.9% |
| Wexham Court | 32 | 5 | 37 | 86.5% |
| Baylis & Salt Hill | 23 | 13 | 36 | 63.9% |
| Northborough & Lynch Hill Valley | 20 | 16 | 36 | 55.6% |
| Manor Park & Stoke | 23 | 5 | 28 | 82.1% |
| Herschel Park | 14 | 9 | 23 | 60.9% |
| Cippenham Village | 19 | 4 | 23 | 82.6% |
| Upton Lea | 16 | 4 | 20 | 80.0% |
| Langley Foxborough | 13 | 6 | 19 | 68.4% |
| Cippenham Manor | 17 | 1 | 18 | 94.4% |
| Slough Central | 10 | 4 | 14 | 71.4% |
| Langley St. Marys, Upton | 4 | 1 | 5 | 80.0% |
Real residential planning decisions from Slough council. Each reference links to the council's own planning portal so you can verify the details yourself.
| Reference | Proposal | Decision |
|---|---|---|
| P/20331/003 Langley Meads | Retrospective planning application for the erection of outbuilding to the rear g | Approved |
| P/20963/000 Wexham Court | Construction of a single storey detached rear outbuilding for use of gym and sto | Approved |
| P/20970/000 Langley Meads | Conversion of garage into habitable room and construction of a single storey fro | Approved |
| Y/05042/003 Cippenham Manor | The erection of a single storey rear extension, which would extend beyond the re | Approved |
| Y/20951/001 Haymill | The erection of a single storey rear extension, which would extend beyond the re | Approved |
| Y/20979/000 Baylis & Salt Hill | The erection of a single storey rear extension, which would extend beyond the re | Approved |
| P/17039/005 Northborough & Lynch Hill Valley | Change of use of a single storey detached outbuilding from gym to residential an | Refused |
| P/02790/005 | Constrution of a single storey front and side extension to existing commercial s | Approved |
| Y/20977/000 Britwell | The erection of a single storey rear extension, which would extend beyond the re | Refused |
| P/09880/009 Langley Foxborough | Construction of a proposed first floor rear extension to existing health centre | Approved |
Find out what actually gets approved near your address first. Your Pro Report analyses the 20 nearest decisions to your property, ward-specific refusal patterns, and extension-by-extension approval patterns. Based on Slough's 6,928 real decisions. Delivered by email in minutes.
Get My Pro Report — £79Compare Slough's planning approval rates with neighbouring areas:
Dig deeper into Slough's planning statistics — by ward, extension type, or project category:
Data-driven guides to help you understand planning approval patterns:
Based on 6,928 planning decisions, the overall approval rate in Slough is 82.2%. The national average across councils tracked by PlanningLens is 87.9%. However, rates vary significantly by ward and application type.
PlanningLens has analysed 6,928 planning decisions from Slough council. 5,695 were approved and 1,233 were refused. These figures cover decisions from January 2020 to the present.
The average approval rate in Slough is 82.2%, but outcomes depend heavily on your specific ward, the type of extension or development you are proposing, and local planning policy. Use the PlanningLens free postcode check to get a personalised score.