Windsor & Maidenhead Council approves 84.3% of planning applications, based on 7,868 real decisions analysed from the council’s public planning portal. The national average across all councils tracked by PlanningLens is 88.6%. Windsor & Maidenhead sits 4.3 percentage points below the national average.
According to PlanningLens analysis of 7,868 decided applications published since January 2020, Windsor & Maidenhead Council approved 84.3% of planning applications. The national average approval rate across UK councils tracked by PlanningLens is 88.6%.
Source: PlanningLens (planninglens.co.uk) analysis of Windsor & Maidenhead council planning portal records · Updated August 2026 · Quote freely with attribution
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Not all applications are treated equally. Extension types, listed building consent, and change of use applications each have very different success rates in Windsor & Maidenhead.
| Application Type | Approved | Refused | Total | Rate |
|---|---|---|---|---|
| Full | 2,950 | 607 | 3,557 | 82.9% |
| Trees | 1,288 | 120 | 1,408 | 91.5% |
| Other | 689 | 201 | 890 | 77.4% |
| Certificate of Lawfulness | 662 | 178 | 840 | 78.8% |
| Discharge of Conditions | 725 | 79 | 804 | 90.2% |
| Listed Building | 218 | 33 | 251 | 86.9% |
| Advertisement | 93 | 16 | 109 | 85.3% |
| Prior Approval | 7 | 2 | 9 | 77.8% |
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 |
|---|---|---|---|---|
| Eton And Castle | 735 | 111 | 846 | 86.9% |
| Bisham And Cookham | 661 | 90 | 751 | 88.0% |
| Ascot & Sunninghill | 537 | 121 | 658 | 81.6% |
| Hurley And Walthams | 555 | 80 | 635 | 87.4% |
| Datchet Horton And Wraysbury | 420 | 158 | 578 | 72.7% |
| Bray | 472 | 95 | 567 | 83.2% |
| Sunningdale And Cheapside | 429 | 97 | 526 | 81.6% |
| Riverside | 295 | 52 | 347 | 85.0% |
| Old Windsor | 261 | 55 | 316 | 82.6% |
| St Marys | 271 | 28 | 299 | 90.6% |
| Clewer And Dedworth West | 240 | 50 | 290 | 82.8% |
| Clewer East | 234 | 42 | 276 | 84.8% |
| Belmont | 237 | 38 | 275 | 86.2% |
| Boyn Hill | 221 | 38 | 259 | 85.3% |
| Clewer And Dedworth East | 212 | 44 | 256 | 82.8% |
| Pinkneys Green | 222 | 32 | 254 | 87.4% |
| Furze Platt | 200 | 36 | 236 | 84.7% |
| Oldfield | 190 | 40 | 230 | 82.6% |
| Cox Green | 204 | 25 | 229 | 89.1% |
How Windsor & Maidenhead’s planning approval rate has changed year by year, down 4.3pp since 2020.
Bar height reflects approval rate. Colour: green ≥85%, amber ≥70%, red below 70%.
Real residential planning decisions from Windsor & Maidenhead council. Each reference links to the council's own planning portal so you can verify the details yourself.
| Reference | Proposal | Decision |
|---|---|---|
| 26/01646/PDXL Riverside | Single storey rear extension no greater than 5.30m in depth, 3.88m high with an | Approved |
| 26/01486/FULL Hurley And Walthams | Part two storey part first floor extension with 2no. side dormers to southwest e | Approved |
| 26/01490/FULL Belmont | Construction of a new front boundary wall and wrought iron gates to vehicle acce | Approved |
| 26/01481/FULL Datchet Horton And Wraysbury | New front canopy, single storey side/rear extension and creation of a first floo | Refused |
| 26/01461/FULL Furze Platt | New pedestrian access, gate and new parking layout to enable conversion of a 2 b | Refused |
| 26/01337/FULL Bray | New front porch with front canopy and part raised ridge | Approved |
| 26/01150/LBC Bisham And Cookham | Consent for proposed works to the kitchen wing including replacement roof struct | Approved |
| 26/01149/FULL Bisham And Cookham | Proposed works to the kitchen wing including replacement roof structure, new roo | Approved |
| 26/00327/FULL Eton And Castle | 2no. single storey rear infill extensions. | Approved |
| 26/01477/FULL Old Windsor | New front canopy with new signage, entrance ramp and steps with railings, altera | 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 Windsor & Maidenhead's 7,868 real decisions. Free, emailed in minutes.
Check my postcodeCompare Windsor & Maidenhead's planning approval rates with neighbouring areas:
Dig deeper into Windsor & Maidenhead'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 Windsor & Maidenhead. Enter your postcode to instantly see approval rates for your ward and application type, based on 7,868 real decisions from Windsor & Maidenhead 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 Windsor & Maidenhead'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 7,868 planning decisions, the overall approval rate in Windsor & Maidenhead is 84.3%. The national average across councils tracked by PlanningLens is 88.6%. Rates vary significantly by ward and application type.
PlanningLens has analysed 7,868 planning decisions from Windsor & Maidenhead council. 6,632 were approved and 1,236 were refused. These figures cover decisions from January 2020 to the present.
The average approval rate in Windsor & Maidenhead is 84.3%, 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.
Writing about planning in Windsor & Maidenhead? 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.