HP4 is a postcode district in Dacorum, UK. Below is a complete list of HP4 Postcodes (Active). HP4 postcode district comprises of 745 active postcodes and 4 postcode sectors. HP4 district has a population of 23922, and it has 10105 properties in the region.
| Population | 23922 |
| Addresses / Property Count | 10105 |
| Active Postcodes | 745 |
| Nearby Postcode Districts | 23 |
| Active Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| HP4 3JB | 51.75834000 | -0.57695000 | 15 | 38 | 498316 | 207586 |
| HP4 3JD | 51.75926600 | -0.57755300 | 28 | 75 | 498272 | 207688 |
| HP4 3JE | 51.75986200 | -0.57847600 | 19 | 59 | 498207 | 207753 |
| HP4 3JF | 51.75862100 | -0.57921000 | 22 | 52 | 498159 | 207614 |
| HP4 3JG | 51.76023000 | -0.57774000 | 30 | 83 | 498257 | 207795 |
| HP4 3JH | 51.76129200 | -0.57634400 | 32 | 91 | 498351 | 207915 |
| HP4 3JJ | 51.75713600 | -0.57985100 | 26 | 61 | 498118 | 207448 |
| HP4 3JN | 51.75850100 | -0.57543800 | 3 | 10 | 498420 | 207606 |
| HP4 3JP | 51.76377400 | -0.58075800 | 6 | 8 | 498041 | 208185 |
| HP4 3JQ | 51.76067900 | -0.57690000 | 31 | 94 | 498314 | 207846 |
| HP4 3JR | 51.76284100 | -0.58093300 | 31 | 97 | 498031 | 208081 |
| HP4 3JS | 51.76222500 | -0.58282100 | 22 | 52 | 497902 | 208010 |
| HP4 3JT | 51.76311800 | -0.58309700 | 27 | 78 | 497881 | 208109 |
| HP4 3JU | 51.76386400 | -0.58381300 | 14 | 41 | 497830 | 208191 |
| HP4 3JX | 51.76322700 | -0.58536900 | 30 | 80 | 497724 | 208118 |
| HP4 3JY | 51.76274800 | -0.58442800 | 2 | 3 | 497790 | 208066 |
| HP4 3JZ | 51.76204300 | -0.58416000 | 24 | 87 | 497810 | 207988 |
| HP4 3LA | 51.76240700 | -0.58601800 | 27 | 76 | 497681 | 208026 |
| HP4 3LB | 51.76070100 | -0.58324600 | 26 | 74 | 497876 | 207840 |
| HP4 3LD | 51.76164500 | -0.58540400 | 33 | 97 | 497725 | 207942 |
| HP4 3LE | 51.76129400 | -0.58181300 | 27 | 89 | 497974 | 207908 |
| HP4 3LF | 51.75985200 | -0.58065000 | 30 | 92 | 498057 | 207749 |
| HP4 3LG | 51.76081100 | -0.58041700 | 37 | 96 | 498071 | 207856 |
| HP4 3LH | 51.76168800 | -0.58005600 | 22 | 64 | 498094 | 207954 |
| HP4 3LJ | 51.76171100 | -0.57824400 | 11 | 24 | 498219 | 207959 |
| HP4 3LL | 51.76278300 | -0.57986200 | 4 | 13 | 498105 | 208076 |
| HP4 3LN | 51.75642500 | -0.57538200 | 4 | 6 | 498428 | 207375 |
| HP4 3LP | 51.76535700 | -0.57875800 | 1 | 2 | 498176 | 208364 |
| HP4 3LQ | 51.76068500 | -0.57888500 | 16 | 47 | 498177 | 207844 |
| HP4 3LR | 51.76553700 | -0.58083400 | 21 | 29 | 498032 | 208381 |
| HP4 3LS | 51.76634000 | -0.58177900 | N/A | N/A | 497965 | 208469 |
| HP4 3LU | 51.75784500 | -0.57601800 | 14 | 21 | 498381 | 207532 |
| HP4 3LW | 51.75649900 | -0.57639900 | 6 | 14 | 498358 | 207382 |
| HP4 3LX | 51.75690800 | -0.57370000 | 17 | 55 | 498543 | 207431 |
| HP4 3LZ | 51.75694600 | -0.57680000 | 8 | 50 | 498329 | 207431 |
| HP4 3NA | 51.75584200 | -0.57922500 | 34 | 92 | 498164 | 207305 |
| HP4 3NB | 51.75489500 | -0.58712200 | 7 | 25 | 497621 | 207189 |
| HP4 3ND | 51.75460100 | -0.58069800 | 4 | 14 | 498065 | 207165 |
| HP4 3NE | 51.75408700 | -0.57832400 | 15 | 45 | 498230 | 207111 |
| HP4 3NF | 51.75448800 | -0.57873100 | 9 | 21 | 498201 | 207155 |
| HP4 3NG | 51.75304400 | -0.57772500 | 6 | 17 | 498274 | 206996 |
| HP4 3NH | 51.75665300 | -0.58234400 | 20 | 59 | 497947 | 207391 |
| HP4 3NJ | 51.75589000 | -0.58467100 | 16 | 50 | 497788 | 207303 |
| HP4 3NL | 51.75681800 | -0.58330900 | 24 | 65 | 497880 | 207408 |
| HP4 3NN | 51.75815900 | -0.58790400 | 8 | 21 | 497560 | 207551 |
| HP4 3NP | 51.75961900 | -0.58443900 | 17 | 46 | 497796 | 207718 |
| HP4 3NQ | 51.75478500 | -0.58476400 | 40 | 117 | 497784 | 207180 |
| HP4 3NR | 51.76053600 | -0.58514900 | 8 | 20 | 497745 | 207819 |
| HP4 3NS | 51.75897800 | -0.58199500 | 15 | 38 | 497966 | 207650 |
| HP4 3NT | 51.75829900 | -0.58682700 | 4 | 10 | 497634 | 207568 |