SG1 4 is a postcode sector in Stevenage, UK. Below is a complete list of SG1 4 Postcodes (Active). SG1 4 postcode sector comprises of 264 active postcodes. SG1 4 sector has a population of 10861, and it has 4141 properties in the region.
| Population | 10861 |
| Addresses / Property Count | 4141 |
| Active Postcodes | 264 |
| Nearby Postcode Districts | 18 |
| Nearby Postcode Sectors | 6 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SG1 4AA | 51.92404300 | -0.21619500 | 4 | 7 | 522762 | 226561 |
| SG1 4AB | 51.92461100 | -0.21272600 | 0 | 4 | 522999 | 226630 |
| SG1 4AD | 51.92185800 | -0.21157600 | 2 | 7 | 523086 | 226326 |
| SG1 4AE | 51.92011200 | -0.21494100 | 1 | 2 | 522859 | 226126 |
| SG1 4AF | 51.92416800 | -0.20548700 | 11 | 31 | 523498 | 226593 |
| SG1 4AH | 51.92926500 | -0.21203800 | 2 | 6 | 523034 | 227149 |
| SG1 4AJ | 51.92335200 | -0.21158300 | N/A | N/A | 523081 | 226492 |
| SG1 4AL | 51.92410800 | -0.20867400 | 5 | 11 | 523279 | 226581 |
| SG1 4AN | 51.92223400 | -0.20838500 | 1 | 3 | 523304 | 226373 |
| SG1 4AP | 51.92291400 | -0.20700500 | 17 | 38 | 523397 | 226451 |
| SG1 4AQ | 51.92504500 | -0.20997500 | 12 | 36 | 523187 | 226683 |
| SG1 4AR | 51.92520000 | -0.20774300 | 25 | 69 | 523340 | 226704 |
| SG1 4AS | 51.92373500 | -0.20420900 | 15 | 31 | 523587 | 226547 |
| SG1 4AT | 51.91585100 | -0.20846500 | 3 | 7 | 523316 | 225663 |
| SG1 4AU | 51.92453000 | -0.20390100 | 20 | 47 | 523606 | 226636 |
| SG1 4AW | 51.92416100 | -0.20800300 | 16 | 50 | 523325 | 226588 |
| SG1 4AX | 51.91981600 | -0.20728900 | 28 | 65 | 523386 | 226106 |
| SG1 4AY | 51.91875400 | -0.20658900 | 34 | 85 | 523437 | 225989 |
| SG1 4AZ | 51.91811100 | -0.20751700 | 6 | 17 | 523375 | 225916 |
| SG1 4BA | 51.91890100 | -0.20803800 | 16 | 46 | 523337 | 226003 |
| SG1 4BB | 51.92648600 | -0.21017100 | N/A | N/A | 523170 | 226843 |
| SG1 4BD | 51.91937200 | -0.20880400 | 9 | 21 | 523283 | 226054 |
| SG1 4BE | 51.91880000 | -0.20903100 | 12 | 37 | 523269 | 225990 |
| SG1 4BG | 51.91969300 | -0.20983800 | 3 | 6 | 523211 | 226088 |
| SG1 4BH | 51.91944000 | -0.21149200 | 16 | 31 | 523098 | 226057 |
| SG1 4BJ | 51.92111900 | -0.20957800 | 28 | 65 | 523225 | 226247 |
| SG1 4BL | 51.92116100 | -0.21059400 | 19 | 53 | 523155 | 226250 |
| SG1 4BP | 51.92193100 | -0.20737900 | 14 | 39 | 523374 | 226341 |
| SG1 4BQ | 51.91861200 | -0.21026000 | 16 | 49 | 523185 | 225967 |
| SG1 4BS | 51.92109200 | -0.20843000 | 1 | 1 | 523304 | 226246 |
| SG1 4BT | 51.92101500 | -0.20626700 | 5 | 17 | 523453 | 226241 |
| SG1 4BU | 51.92137300 | -0.20738700 | 2 | 7 | 523375 | 226279 |
| SG1 4BW | 51.92385500 | -0.20794200 | 4 | 10 | 523330 | 226554 |
| SG1 4BX | 51.92069300 | -0.20520300 | 19 | 42 | 523527 | 226207 |
| SG1 4BY | 51.92134400 | -0.20488700 | 4 | 7 | 523547 | 226280 |
| SG1 4BZ | 51.92004500 | -0.20281500 | 3 | 7 | 523693 | 226139 |
| SG1 4DA | 51.92090900 | -0.19818500 | 8 | 26 | 524009 | 226243 |
| SG1 4DB | 51.92019600 | -0.20801500 | 12 | 30 | 523335 | 226147 |
| SG1 4DD | 51.91972100 | -0.20104000 | 12 | 33 | 523816 | 226106 |
| SG1 4DE | 51.92493800 | -0.19125300 | 7 | 15 | 524475 | 226703 |
| SG1 4DG | 51.92218700 | -0.19012700 | 17 | 32 | 524560 | 226399 |
| SG1 4DH | 51.92267200 | -0.18886600 | 26 | 71 | 524645 | 226455 |
| SG1 4DJ | 51.92244200 | -0.18799300 | 9 | 15 | 524706 | 226431 |
| SG1 4DL | 51.92308600 | -0.18768600 | 26 | 77 | 524725 | 226503 |
| SG1 4DN | 51.92243800 | -0.18717900 | 12 | 23 | 524762 | 226432 |
| SG1 4DP | 51.92368600 | -0.18460700 | 4 | 10 | 524935 | 226575 |
| SG1 4DQ | 51.92254600 | -0.18940900 | 18 | 48 | 524608 | 226440 |
| SG1 4DR | 51.92379700 | -0.18421000 | 5 | 14 | 524962 | 226588 |
| SG1 4DS | 51.92383000 | -0.18349600 | 10 | 34 | 525011 | 226593 |
| SG1 4DT | 51.92333800 | -0.18360300 | 13 | 24 | 525005 | 226538 |