Windsor and Maidenhead
22 postcode sectors mapped mainly to Windsor and Maidenhead. Choose a district or browse the guides below. These are postcode sectors, not named neighbourhood boundaries.
Postcode districts
Area guides
22 sectors
- SL3 9Near Datchet
- SL4 1Near Windsor
- SL4 2Near Windsor
- SL4 3Near Windsor
- SL4 4Near Oakley Green
- SL4 5Near Clewer Village
- SL4 9Near Windsor
- SL5 0Near Sunningdale
- SL5 5Near Ascot
- SL5 7Near Ascot
- SL5 9Near Sunningdale
- SL6 1Near Holyport
- SL6 2Near Holyport
- SL6 3Near White Waltham
- SL6 4Near Maidenhead
- SL6 5Near Bisham
- SL6 6Near Windsor and Maidenhead
- SL6 7Near Maidenhead
- SL6 8Near Maidenhead
- SL6 9Near Cookham
- SL60 1Near Maidenhead
- TW19 5Near Hythe End
Authority grouping uses mapped sector boundaries from the Office for National Statistics, December 2025. It measures boundary area, not the number of addresses or residents. Guide names describe a place near the approximate sector centre.