SG4 is a postcode district in North Hertfordshire, UK. Below is a complete list of SG4 Postcodes (Active). SG4 postcode district comprises of 889 active postcodes and 4 postcode sectors. SG4 district has a population of 28916, and it has 12242 properties in the region.
| Population | 28916 |
| Addresses / Property Count | 12242 |
| Active Postcodes | 889 |
| Nearby Postcode Districts | 18 |
| Active Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SG4 7ET | 51.94304600 | -0.23549000 | 6 | 17 | 521384 | 228642 |
| SG4 7EU | 51.94307400 | -0.23628100 | 3 | 8 | 521330 | 228644 |
| SG4 7EW | 51.93339300 | -0.23052200 | N/A | N/A | 521752 | 227577 |
| SG4 7EX | 51.94292000 | -0.23369100 | 20 | 36 | 521508 | 228631 |
| SG4 7EZ | 51.94077400 | -0.23100300 | 3 | 8 | 521699 | 228397 |
| SG4 7FA | 51.93048100 | -0.26083300 | N/A | N/A | 519676 | 227203 |
| SG4 7HA | 51.94239200 | -0.23575500 | 6 | 11 | 521368 | 228569 |
| SG4 7HD | 51.93670900 | -0.22965800 | 5 | 9 | 521802 | 227947 |
| SG4 7HE | 51.93284400 | -0.23351100 | 9 | 18 | 521548 | 227511 |
| SG4 7HG | 51.93335000 | -0.23542600 | 35 | 65 | 521415 | 227564 |
| SG4 7HH | 51.93355400 | -0.23767300 | 40 | 108 | 521260 | 227583 |
| SG4 7HJ | 51.93467900 | -0.23760800 | 48 | 134 | 521261 | 227708 |
| SG4 7HL | 51.93198600 | -0.23865100 | 16 | 34 | 521197 | 227407 |
| SG4 7HN | 51.93428400 | -0.23837200 | 10 | 20 | 521210 | 227663 |
| SG4 7HP | 51.93268100 | -0.23638300 | 43 | 75 | 521351 | 227488 |
| SG4 7HT | 51.93108200 | -0.22933300 | 2 | 61 | 521840 | 227322 |
| SG4 7HU | 51.93232800 | -0.23325500 | 7 | 16 | 521567 | 227454 |
| SG4 7HW | 51.93337100 | -0.23986200 | 14 | 27 | 521110 | 227559 |
| SG4 7HX | 51.93192600 | -0.23282000 | 4 | 6 | 521598 | 227410 |
| SG4 7HY | 51.93239800 | -0.23555100 | 19 | 45 | 521409 | 227458 |
| SG4 7JA | 51.93207200 | -0.23776000 | 17 | 35 | 521258 | 227418 |
| SG4 7JB | 51.93215700 | -0.23924000 | 12 | 21 | 521156 | 227425 |
| SG4 7JD | 51.93264900 | -0.24147600 | 2 | 6 | 521001 | 227476 |
| SG4 7JE | 51.93118000 | -0.23228200 | 27 | 72 | 521637 | 227328 |
| SG4 7JG | 51.93089900 | -0.23436700 | 30 | 88 | 521494 | 227293 |
| SG4 7JJ | 51.92877200 | -0.24382400 | 2 | 8 | 520850 | 227041 |
| SG4 7JL | 51.92580300 | -0.24491400 | 2 | 5 | 520783 | 226709 |
| SG4 7JN | 51.92974300 | -0.23117500 | 9 | 22 | 521717 | 227170 |
| SG4 7JP | 51.93102100 | -0.23063000 | 3 | 3 | 521751 | 227313 |
| SG4 7JR | 51.92472400 | -0.23829500 | 4 | 9 | 521241 | 226600 |
| SG4 7JT | 51.92232800 | -0.23622200 | 14 | 40 | 521390 | 226337 |
| SG4 7JX | 51.93907500 | -0.25764900 | 3 | 7 | 519872 | 228164 |
| SG4 7JY | 51.93597600 | -0.25104200 | 8 | 24 | 520334 | 227830 |
| SG4 7LA | 51.93684000 | -0.21044200 | 18 | 43 | 523123 | 227994 |
| SG4 7LB | 51.93534400 | -0.21017600 | 5 | 15 | 523145 | 227828 |
| SG4 7LD | 51.93302900 | -0.20940100 | 2 | 4 | 523205 | 227572 |
| SG4 7LE | 51.93440400 | -0.21044600 | 6 | 7 | 523129 | 227723 |
| SG4 7LG | 51.93488200 | -0.21178500 | 8 | 18 | 523036 | 227774 |
| SG4 7LH | 51.93492500 | -0.21278200 | 17 | 42 | 522967 | 227777 |
| SG4 7LJ | 51.93486200 | -0.21453000 | 31 | 76 | 522847 | 227767 |
| SG4 7LN | 51.93602100 | -0.21214200 | 17 | 37 | 523008 | 227900 |
| SG4 7LP | 51.93630500 | -0.21315400 | 4 | 8 | 522938 | 227930 |
| SG4 7LR | 51.93645800 | -0.20779500 | 5 | 10 | 523306 | 227956 |
| SG4 7LS | 51.93612600 | -0.20903000 | 7 | 23 | 523222 | 227917 |
| SG4 7LT | 51.93718500 | -0.20476900 | 3 | 6 | 523512 | 228042 |
| SG4 7LU | 51.93577400 | -0.20245400 | 7 | 66 | 523675 | 227889 |
| SG4 7LY | 51.93787000 | -0.20546900 | 2 | 4 | 523462 | 228117 |
| SG4 7NE | 51.93615300 | -0.26988000 | 12 | 40 | 519039 | 227819 |
| SG4 7NF | 51.93410000 | -0.26908700 | 5 | 12 | 519099 | 227592 |
| SG4 7NG | 51.93599500 | -0.27073000 | 8 | 24 | 518981 | 227800 |