SL4 is a postcode district in Windsor and Maidenhead, UK. Below is a complete list of SL4 Postcodes (Active). SL4 postcode district comprises of 1363 active postcodes and 7 postcode sectors. SL4 district has a population of 43302, and it has 18061 properties in the region.
| Population | 43302 |
| Addresses / Property Count | 18061 |
| Active Postcodes | 1363 |
| Nearby Postcode Districts | 11 |
| Active Postcode Sectors | 7 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SL4 5UN | 51.47992500 | -0.66485900 | 12 | 32 | 492814 | 176508 |
| SL4 5UP | 51.48016300 | -0.66365600 | 1 | 4 | 492897 | 176536 |
| SL4 5UQ | 51.49134000 | -0.67698200 | 1 | 3 | 491949 | 177762 |
| SL4 5UR | 51.49008200 | -0.67245500 | 0 | 16 | 492266 | 177628 |
| SL4 5UT | 51.48645900 | -0.65671700 | 8 | 11 | 493366 | 177245 |
| SL4 5UU | 51.48594900 | -0.65753600 | 6 | 9 | 493310 | 177187 |
| SL4 5UW | 51.47981700 | -0.66327800 | 1 | 1 | 492924 | 176498 |
| SL4 5ZJ | 51.48116200 | -0.61040100 | N/A | N/A | 496593 | 176716 |
| SL4 5ZR | 51.48116200 | -0.61040100 | N/A | N/A | 496593 | 176716 |
| SL4 6AA | 51.48638400 | -0.60864300 | 5 | 6 | 496704 | 177299 |
| SL4 6AB | 51.48698100 | -0.60819300 | 30 | 55 | 496734 | 177366 |
| SL4 6AE | 51.48734300 | -0.60825200 | 2 | 2 | 496729 | 177406 |
| SL4 6AF | 51.48719200 | -0.60916400 | 32 | 61 | 496666 | 177388 |
| SL4 6AG | 51.48755900 | -0.60916900 | 1 | 1 | 496665 | 177429 |
| SL4 6AH | 51.48862200 | -0.60854600 | 8 | 10 | 496706 | 177548 |
| SL4 6AJ | 51.48770400 | -0.60925100 | N/A | N/A | 496659 | 177445 |
| SL4 6AL | 51.48730900 | -0.60990900 | 9 | 21 | 496614 | 177400 |
| SL4 6AN | 51.48901900 | -0.60941300 | 16 | 33 | 496645 | 177591 |
| SL4 6AP | 51.48878800 | -0.61039900 | 9 | 21 | 496577 | 177564 |
| SL4 6AQ | 51.48790300 | -0.61010900 | 3 | 7 | 496599 | 177466 |
| SL4 6AR | 51.48980300 | -0.60957600 | 20 | 41 | 496632 | 177678 |
| SL4 6AS | 51.48993300 | -0.60914000 | 16 | 29 | 496662 | 177693 |
| SL4 6AU | 51.48993400 | -0.60927000 | N/A | N/A | 496653 | 177693 |
| SL4 6AW | 51.48869600 | -0.60931900 | 1 | 2 | 496652 | 177555 |
| SL4 6AX | 51.48887900 | -0.60904300 | 23 | 43 | 496671 | 177576 |
| SL4 6AZ | 51.48918500 | -0.60753500 | 15 | 28 | 496775 | 177612 |
| SL4 6BA | 51.48899700 | -0.60833300 | 17 | 29 | 496720 | 177590 |
| SL4 6BB | 51.48867700 | -0.60789600 | 36 | 60 | 496751 | 177555 |
| SL4 6BD | 51.48795200 | -0.60880900 | 6 | 10 | 496689 | 177473 |
| SL4 6BG | 51.48803800 | -0.60787300 | 15 | 21 | 496754 | 177484 |
| SL4 6BH | 51.48769000 | -0.60864400 | 5 | 8 | 496701 | 177444 |
| SL4 6BJ | 51.48935500 | -0.60816400 | 6 | 15 | 496731 | 177630 |
| SL4 6BL | 51.48731300 | -0.60877100 | 5 | 8 | 496693 | 177402 |
| SL4 6BN | 51.48689100 | -0.60972200 | 42 | 71 | 496628 | 177354 |
| SL4 6BP | 51.48631500 | -0.61046000 | 17 | 34 | 496578 | 177289 |
| SL4 6BQ | 51.48770200 | -0.60759500 | 19 | 27 | 496774 | 177447 |
| SL4 6BS | 51.48681500 | -0.61086300 | 10 | 17 | 496549 | 177344 |
| SL4 6BT | 51.48603500 | -0.60876900 | 4 | 5 | 496696 | 177260 |
| SL4 6BU | 51.48957600 | -0.60697400 | 1 | 5 | 496813 | 177656 |
| SL4 6BW | 51.48603500 | -0.60954700 | 12 | 31 | 496642 | 177259 |
| SL4 6BY | 51.48767700 | -0.60984000 | 1 | 1 | 496618 | 177441 |
| SL4 6DB | 51.49094600 | -0.60895100 | 18 | 44 | 496673 | 177806 |
| SL4 6DD | 51.49087000 | -0.60994500 | 1 | 2 | 496604 | 177796 |
| SL4 6DE | 51.49123200 | -0.60950400 | 5 | 7 | 496634 | 177837 |
| SL4 6DG | 51.49144900 | -0.60965600 | 4 | 5 | 496623 | 177861 |
| SL4 6DH | 51.49218700 | -0.60817800 | 1 | 2 | 496724 | 177945 |
| SL4 6DJ | 51.49211700 | -0.60907400 | N/A | N/A | 496662 | 177936 |
| SL4 6DL | 51.49169400 | -0.60751600 | 1 | 3 | 496771 | 177891 |
| SL4 6DN | 51.49294400 | -0.60827100 | 1 | 2 | 496716 | 178029 |
| SL4 6DP | 51.49255600 | -0.60819600 | 4 | 7 | 496722 | 177986 |