AL1 4 is a postcode sector in St Albans, UK. Below is a complete list of AL1 4 Postcodes (Active). AL1 4 postcode sector comprises of 230 active postcodes. AL1 4 sector has a population of 9640, and it has 3555 properties in the region.
| Population | 9640 |
| Addresses / Property Count | 3555 |
| Active Postcodes | 230 |
| Nearby Postcode Districts | 9 |
| Nearby Postcode Sectors | 5 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| AL1 4AA | 51.75849200 | -0.33217400 | 1 | 1 | 515209 | 207961 |
| AL1 4AB | 51.75951700 | -0.33127600 | 4 | 13 | 515268 | 208076 |
| AL1 4AD | 51.76043300 | -0.33119900 | 27 | 81 | 515271 | 208178 |
| AL1 4AE | 51.76021200 | -0.33020700 | 9 | 19 | 515340 | 208155 |
| AL1 4AG | 51.76243300 | -0.32769000 | 18 | 44 | 515508 | 208406 |
| AL1 4AH | 51.76533800 | -0.32396000 | 27 | 74 | 515758 | 208735 |
| AL1 4AJ | 51.76552500 | -0.32259100 | 7 | 24 | 515852 | 208758 |
| AL1 4AL | 51.76359100 | -0.32503900 | 27 | 63 | 515688 | 208539 |
| AL1 4AN | 51.76210000 | -0.32703600 | 6 | 18 | 515554 | 208370 |
| AL1 4AP | 51.76099300 | -0.32841600 | 32 | 65 | 515462 | 208245 |
| AL1 4AQ | 51.76366900 | -0.32609400 | 26 | 73 | 515615 | 208546 |
| AL1 4AR | 51.75996100 | -0.32981600 | 25 | 63 | 515368 | 208128 |
| AL1 4AS | 51.75917100 | -0.33101300 | 25 | 63 | 515287 | 208038 |
| AL1 4AT | 51.76021300 | -0.33217700 | 11 | 32 | 515204 | 208152 |
| AL1 4AU | 51.75815300 | -0.33278900 | 3 | 6 | 515167 | 207922 |
| AL1 4AX | 51.75929000 | -0.33179100 | 13 | 35 | 515233 | 208050 |
| AL1 4BA | 51.75976200 | -0.33083200 | 4 | 8 | 515298 | 208104 |
| AL1 4BE | 51.76011300 | -0.31261900 | 7 | 23 | 516554 | 208172 |
| AL1 4BG | 51.76257400 | -0.31302000 | 19 | 57 | 516520 | 208445 |
| AL1 4BH | 51.76016700 | -0.31195100 | 6 | 18 | 516600 | 208179 |
| AL1 4BJ | 51.75969100 | -0.31075100 | 7 | 22 | 516684 | 208128 |
| AL1 4BL | 51.76006200 | -0.31025900 | 6 | 13 | 516717 | 208170 |
| AL1 4BN | 51.75993200 | -0.30875700 | 7 | 19 | 516821 | 208158 |
| AL1 4BP | 51.75902200 | -0.31174700 | 3 | 5 | 516617 | 208052 |
| AL1 4BQ | 51.76204000 | -0.31215600 | 18 | 57 | 516581 | 208387 |
| AL1 4BS | 51.75895300 | -0.31135800 | 6 | 11 | 516644 | 208045 |
| AL1 4BT | 51.75890800 | -0.32896500 | 7 | 12 | 515429 | 208012 |
| AL1 4BW | 51.75955400 | -0.30831300 | 7 | 22 | 516853 | 208117 |
| AL1 4BY | 51.75909000 | -0.32866000 | 9 | 15 | 515450 | 208033 |
| AL1 4DA | 51.75973700 | -0.32531200 | 12 | 38 | 515679 | 208110 |
| AL1 4DB | 51.76224400 | -0.32449500 | 21 | 66 | 515729 | 208390 |
| AL1 4DD | 51.76117600 | -0.32405600 | 26 | 90 | 515762 | 208272 |
| AL1 4DF | 51.75854600 | -0.32643400 | 1 | 1 | 515605 | 207976 |
| AL1 4DG | 51.75851100 | -0.32842000 | 2 | 7 | 515468 | 207969 |
| AL1 4DH | 51.75958100 | -0.32692600 | 26 | 71 | 515568 | 208090 |
| AL1 4DJ | 51.75990700 | -0.32584200 | 17 | 32 | 515642 | 208128 |
| AL1 4DL | 51.76036900 | -0.32608600 | 35 | 94 | 515624 | 208179 |
| AL1 4DN | 51.76044300 | -0.32686600 | 41 | 100 | 515570 | 208186 |
| AL1 4DP | 51.75906900 | -0.32827800 | 27 | 75 | 515476 | 208031 |
| AL1 4DQ | 51.75895200 | -0.32758700 | 38 | 81 | 515524 | 208019 |
| AL1 4DS | 51.75885700 | -0.32912700 | 23 | 58 | 515418 | 208006 |
| AL1 4DW | 51.75998100 | -0.32791100 | 26 | 57 | 515499 | 208133 |
| AL1 4DX | 51.75852300 | -0.32593700 | 18 | 31 | 515639 | 207974 |
| AL1 4DY | 51.75840200 | -0.33004200 | 2 | 5 | 515356 | 207954 |
| AL1 4DZ | 51.75836600 | -0.33127500 | 8 | 16 | 515271 | 207948 |
| AL1 4EA | 51.75859900 | -0.33122300 | 6 | 10 | 515274 | 207974 |
| AL1 4EB | 51.75924600 | -0.32995300 | 52 | 114 | 515360 | 208048 |
| AL1 4ED | 51.75920400 | -0.32952000 | 45 | 103 | 515390 | 208044 |
| AL1 4EE | 51.76079700 | -0.32775100 | 57 | 124 | 515508 | 208224 |
| AL1 4EF | 51.76025700 | -0.32897300 | 14 | 23 | 515425 | 208162 |