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 4YB | 51.47441500 | -0.65723000 | 9 | 40 | 493355 | 175905 |
| SL4 4YD | 51.47418900 | -0.65713500 | 11 | 29 | 493362 | 175880 |
| SL4 4YE | 51.47435000 | -0.65855600 | 5 | 24 | 493263 | 175896 |
| SL4 4YF | 51.47408000 | -0.65856400 | 7 | 32 | 493263 | 175866 |
| SL4 4YG | 51.47367800 | -0.65571100 | 11 | 28 | 493462 | 175825 |
| SL4 4YH | 51.47350900 | -0.65740000 | 12 | 54 | 493345 | 175804 |
| SL4 4YJ | 51.47058600 | -0.65344000 | 17 | 39 | 493626 | 175484 |
| SL4 4YL | 51.47108600 | -0.65387200 | 7 | 22 | 493595 | 175539 |
| SL4 4YN | 51.47178800 | -0.65393800 | 4 | 12 | 493589 | 175617 |
| SL4 4YP | 51.47316200 | -0.65381100 | 16 | 46 | 493595 | 175770 |
| SL4 4YQ | 51.47383200 | -0.65495700 | 18 | 54 | 493514 | 175843 |
| SL4 4YR | 51.47249500 | -0.65205900 | 12 | 31 | 493718 | 175698 |
| SL4 4YS | 51.47250500 | -0.65063400 | 4 | 7 | 493817 | 175701 |
| SL4 4YT | 51.47224800 | -0.65175000 | 15 | 41 | 493740 | 175671 |
| SL4 4YU | 51.47230500 | -0.65279900 | 18 | 41 | 493667 | 175676 |
| SL4 4YW | 51.47240200 | -0.65420700 | 9 | 25 | 493569 | 175685 |
| SL4 4YX | 51.47130500 | -0.65025200 | 32 | 98 | 493846 | 175568 |
| SL4 4YY | 51.47266000 | -0.65005300 | 41 | 97 | 493857 | 175719 |
| SL4 4YZ | 51.47336100 | -0.64996000 | 48 | 134 | 493862 | 175797 |
| SL4 4ZQ | 51.48116200 | -0.61040100 | N/A | N/A | 496593 | 176716 |
| SL4 5AA | 51.48083900 | -0.62643900 | 3 | 5 | 495480 | 176659 |
| SL4 5AB | 51.48082200 | -0.62043400 | 10 | 20 | 495897 | 176665 |
| SL4 5AD | 51.47990500 | -0.61277200 | 1 | 1 | 496431 | 176573 |
| SL4 5AE | 51.48016100 | -0.61300700 | 0 | 5 | 496414 | 176601 |
| SL4 5AF | 51.48001100 | -0.61420900 | 9 | 20 | 496331 | 176583 |
| SL4 5AH | 51.48045600 | -0.61531800 | 8 | 14 | 496253 | 176631 |
| SL4 5AL | 51.47900600 | -0.63118800 | 18 | 20 | 495154 | 176449 |
| SL4 5AN | 51.47978900 | -0.62821300 | 5 | 11 | 495359 | 176540 |
| SL4 5AP | 51.47996900 | -0.62568500 | 12 | 49 | 495534 | 176563 |
| SL4 5AQ | 51.48014100 | -0.61529900 | 12 | 16 | 496255 | 176596 |
| SL4 5AR | 51.48044200 | -0.62096400 | 21 | 66 | 495861 | 176622 |
| SL4 5AS | 51.47939900 | -0.61795700 | N/A | N/A | 496072 | 176510 |
| SL4 5AT | 51.48005900 | -0.62055800 | 14 | 41 | 495890 | 176580 |
| SL4 5AU | 51.48024100 | -0.61768700 | 25 | 67 | 496089 | 176604 |
| SL4 5AW | 51.48050300 | -0.62693900 | 17 | 48 | 495446 | 176621 |
| SL4 5AX | 51.48056400 | -0.61757600 | 22 | 77 | 496096 | 176640 |
| SL4 5AY | 51.47929000 | -0.63164100 | 34 | 87 | 495122 | 176480 |
| SL4 5AZ | 51.47870500 | -0.63298100 | 5 | 97 | 495030 | 176413 |
| SL4 5BB | 51.47837000 | -0.63606000 | 23 | 53 | 494817 | 176372 |
| SL4 5BD | 51.47861600 | -0.63711900 | 46 | 111 | 494743 | 176398 |
| SL4 5BE | 51.47867500 | -0.63672800 | 11 | 16 | 494770 | 176405 |
| SL4 5BG | 51.47975200 | -0.62790900 | 10 | 16 | 495380 | 176536 |
| SL4 5BH | 51.47928000 | -0.63313900 | 18 | 28 | 495018 | 176477 |
| SL4 5BL | 51.47985200 | -0.62282500 | 38 | 74 | 495733 | 176554 |
| SL4 5BP | 51.48146400 | -0.61769300 | 50 | 122 | 496086 | 176740 |
| SL4 5BQ | 51.47931200 | -0.62891800 | 8 | 15 | 495311 | 176486 |
| SL4 5BS | 51.48143800 | -0.61603500 | 2 | 6 | 496201 | 176739 |
| SL4 5BT | 51.48111800 | -0.62110200 | 34 | 67 | 495850 | 176697 |
| SL4 5BU | 51.48128000 | -0.62186000 | 57 | 117 | 495797 | 176714 |
| SL4 5BW | 51.48191500 | -0.61701700 | 31 | 59 | 496132 | 176791 |