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 0AA | 51.96033700 | -0.26704000 | 16 | 39 | 519170 | 230513 |
| SG4 0AB | 51.96857000 | -0.26488400 | N/A | N/A | 519296 | 231432 |
| SG4 0AE | 51.96220100 | -0.26836200 | 30 | 54 | 519074 | 230718 |
| SG4 0AF | 51.95968000 | -0.26636300 | 65 | 103 | 519218 | 230441 |
| SG4 0AG | 51.96107700 | -0.26715300 | 32 | 76 | 519160 | 230595 |
| SG4 0AH | 51.96070200 | -0.26673100 | 14 | 18 | 519190 | 230554 |
| SG4 0AJ | 51.96205200 | -0.26743600 | 15 | 52 | 519138 | 230703 |
| SG4 0AL | 51.96281200 | -0.26654800 | 16 | 56 | 519197 | 230789 |
| SG4 0AN | 51.96194500 | -0.26568200 | 25 | 80 | 519259 | 230694 |
| SG4 0AP | 51.96138500 | -0.26430700 | 20 | 59 | 519355 | 230634 |
| SG4 0AQ | 51.96087900 | -0.26590900 | 17 | 23 | 519246 | 230575 |
| SG4 0AS | 51.95689400 | -0.25731600 | 19 | 40 | 519847 | 230146 |
| SG4 0AT | 51.95751500 | -0.25862100 | 26 | 66 | 519756 | 230213 |
| SG4 0AU | 51.95810900 | -0.25923800 | 7 | 20 | 519712 | 230278 |
| SG4 0AW | 51.95961900 | -0.26709300 | 35 | 68 | 519168 | 230433 |
| SG4 0AX | 51.95819800 | -0.25728000 | 34 | 43 | 519846 | 230291 |
| SG4 0AZ | 51.96014300 | -0.26541300 | 19 | 51 | 519282 | 230494 |
| SG4 0BA | 51.96061700 | -0.26337200 | 17 | 42 | 519421 | 230550 |
| SG4 0BD | 51.96172100 | -0.26207800 | 44 | 120 | 519507 | 230675 |
| SG4 0BE | 51.96250700 | -0.26047500 | 9 | 26 | 519615 | 230765 |
| SG4 0BF | 51.95980100 | -0.26113300 | N/A | N/A | 519577 | 230463 |
| SG4 0BG | 51.95931700 | -0.26792000 | 3 | 9 | 519112 | 230398 |
| SG4 0BH | 51.96071600 | -0.26160700 | 38 | 103 | 519542 | 230564 |
| SG4 0BJ | 51.95669600 | -0.26516800 | N/A | N/A | 519308 | 230111 |
| SG4 0BL | 51.96068200 | -0.25935600 | 28 | 91 | 519697 | 230564 |
| SG4 0BN | 51.96171200 | -0.26020000 | 32 | 76 | 519636 | 230677 |
| SG4 0BP | 51.95894800 | -0.25821600 | 58 | 132 | 519780 | 230373 |
| SG4 0BQ | 51.95650400 | -0.25595300 | N/A | N/A | 519942 | 230105 |
| SG4 0BS | 51.95757100 | -0.25633400 | 55 | 108 | 519913 | 230223 |
| SG4 0BT | 51.95683500 | -0.25814800 | 16 | 21 | 519790 | 230138 |
| SG4 0BU | 51.95705000 | -0.25875500 | 11 | 25 | 519748 | 230161 |
| SG4 0BW | 51.95649300 | -0.26429300 | N/A | N/A | 519369 | 230090 |
| SG4 0BX | 51.95856000 | -0.26048200 | 16 | 22 | 519625 | 230326 |
| SG4 0BZ | 51.95946500 | -0.26219800 | 22 | 63 | 519505 | 230424 |
| SG4 0DA | 51.96048100 | -0.26940300 | 61 | 78 | 519007 | 230525 |
| SG4 0DB | 51.96008300 | -0.26866100 | 44 | 87 | 519059 | 230482 |
| SG4 0DH | 51.95359600 | -0.26229000 | 6 | 8 | 519514 | 229771 |
| SG4 0DL | 51.94889100 | -0.25426500 | 43 | 84 | 520078 | 229261 |
| SG4 0DN | 51.94988700 | -0.25421700 | 33 | 95 | 520079 | 229372 |
| SG4 0DP | 51.94845000 | -0.25310900 | 47 | 95 | 520159 | 229214 |
| SG4 0DR | 51.94780200 | -0.25237200 | 20 | 37 | 520211 | 229143 |
| SG4 0DS | 51.94897400 | -0.25253000 | 32 | 60 | 520197 | 229273 |
| SG4 0DU | 51.94887600 | -0.25091000 | 51 | 101 | 520309 | 229265 |
| SG4 0DW | 51.94957000 | -0.25527700 | 21 | 55 | 520007 | 229335 |
| SG4 0EA | 51.96015100 | -0.25558900 | 42 | 67 | 519957 | 230511 |
| SG4 0EB | 51.94909900 | -0.25627000 | 7 | 26 | 519940 | 229281 |
| SG4 0ED | 51.94884300 | -0.25594600 | 6 | 22 | 519963 | 229253 |
| SG4 0EH | 51.94817300 | -0.25491800 | 4 | 15 | 520035 | 229180 |
| SG4 0EJ | 51.94788600 | -0.25436200 | 10 | 30 | 520074 | 229149 |
| SG4 0EL | 51.94715800 | -0.25330500 | 8 | 29 | 520149 | 229070 |