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 3SL | 51.48168600 | -0.61590000 | 6 | 20 | 496210 | 176767 |
| SL4 3SN | 51.47364100 | -0.63209600 | N/A | N/A | 495102 | 175851 |
| SL4 3SQ | 51.47424600 | -0.61102800 | 21 | 33 | 496564 | 175946 |
| SL4 3SR | 51.47272600 | -0.61558100 | 28 | 63 | 496251 | 175771 |
| SL4 3SS | 51.47406600 | -0.61029900 | 10 | 19 | 496615 | 175927 |
| SL4 3ST | 51.47704200 | -0.62937500 | 18 | 52 | 495284 | 176233 |
| SL4 3SU | 51.47259000 | -0.60860200 | 12 | 35 | 496736 | 175765 |
| SL4 3SW | 51.47774800 | -0.63046300 | 33 | 55 | 495207 | 176310 |
| SL4 3SX | 51.47194500 | -0.60735500 | 24 | 33 | 496824 | 175695 |
| SL4 3SY | 51.47248200 | -0.60709400 | 31 | 43 | 496841 | 175755 |
| SL4 3SZ | 51.47318900 | -0.60836800 | 27 | 51 | 496751 | 175832 |
| SL4 3TA | 51.47189400 | -0.60909800 | 8 | 20 | 496703 | 175687 |
| SL4 3TD | 51.47809200 | -0.62992000 | 13 | 20 | 495244 | 176349 |
| SL4 3TE | 51.47388300 | -0.63205900 | N/A | N/A | 495104 | 175878 |
| SL4 3TH | 51.47092700 | -0.62241700 | 12 | 27 | 495780 | 175562 |
| SL4 3TN | 51.47490800 | -0.62984200 | 66 | 189 | 495256 | 175995 |
| SL4 3TP | 51.47930400 | -0.62825600 | 36 | 42 | 495357 | 176486 |
| SL4 3TQ | 51.47486700 | -0.62942600 | 6 | 9 | 495285 | 175991 |
| SL4 3TR | 51.47488800 | -0.62890700 | 13 | 28 | 495321 | 175994 |
| SL4 3TS | 51.47461700 | -0.62946000 | 3 | 5 | 495283 | 175963 |
| SL4 3TT | 51.47446400 | -0.62955300 | 11 | 17 | 495277 | 175946 |
| SL4 3TW | 51.47429600 | -0.62904000 | 10 | 16 | 495313 | 175928 |
| SL4 3UU | 51.47785800 | -0.60700200 | 7 | 14 | 496836 | 176353 |
| SL4 3WA | 51.48116200 | -0.61040100 | N/A | N/A | 496593 | 176716 |
| SL4 3WN | 51.47891400 | -0.62330000 | 7 | 17 | 495702 | 176449 |
| SL4 3YL | 51.47879400 | -0.62383600 | 5 | 11 | 495665 | 176435 |
| SL4 4AA | 51.47089400 | -0.63573600 | N/A | N/A | 494855 | 175541 |
| SL4 4AB | 51.47332700 | -0.64084700 | 25 | 70 | 494495 | 175805 |
| SL4 4AD | 51.47033900 | -0.63514800 | 17 | 50 | 494897 | 175480 |
| SL4 4AE | 51.47005100 | -0.63666800 | 18 | 47 | 494792 | 175446 |
| SL4 4AF | 51.46869000 | -0.63715500 | 13 | 40 | 494761 | 175294 |
| SL4 4AG | 51.46949000 | -0.63793800 | 33 | 100 | 494705 | 175382 |
| SL4 4AH | 51.46796200 | -0.63950900 | 6 | 16 | 494599 | 175210 |
| SL4 4AJ | 51.46883400 | -0.63957000 | 9 | 27 | 494593 | 175307 |
| SL4 4AL | 51.47108100 | -0.64632500 | 32 | 88 | 494119 | 175548 |
| SL4 4AN | 51.46985100 | -0.65523300 | 7 | 22 | 493503 | 175400 |
| SL4 4AP | 51.46835200 | -0.65527400 | N/A | N/A | 493503 | 175233 |
| SL4 4AQ | 51.46747300 | -0.64004200 | 3 | 6 | 494563 | 175155 |
| SL4 4AR | 51.46799000 | -0.64195600 | 11 | 40 | 494429 | 175210 |
| SL4 4AS | 51.46876300 | -0.64193300 | 10 | 35 | 494429 | 175296 |
| SL4 4AT | 51.46951300 | -0.64610000 | 33 | 103 | 494138 | 175374 |
| SL4 4AU | 51.46638400 | -0.65458400 | 2 | 8 | 493555 | 175015 |
| SL4 4AW | 51.46851400 | -0.65528400 | 3 | 8 | 493502 | 175251 |
| SL4 4AX | 51.46304600 | -0.65534600 | 1 | 2 | 493509 | 174643 |
| SL4 4AY | 51.46280700 | -0.64773600 | 1 | 1 | 494038 | 174626 |
| SL4 4AZ | 51.47053700 | -0.62827400 | 25 | 55 | 495374 | 175511 |
| SL4 4BA | 51.47011400 | -0.63210200 | 17 | 46 | 495109 | 175459 |
| SL4 4BD | 51.44764300 | -0.67106500 | N/A | N/A | 492448 | 172910 |
| SL4 4BE | 51.46702900 | -0.63896100 | 2 | 2 | 494639 | 175107 |
| SL4 4BF | 51.47951500 | -0.65562300 | N/A | N/A | 493456 | 176474 |