HP4 3 is a postcode sector in Dacorum, UK. Below is a complete list of HP4 3 Postcodes (Active). HP4 3 postcode sector comprises of 288 active postcodes. HP4 3 sector has a population of 9871, and it has 4030 properties in the region.
| Population | 9871 |
| Addresses / Property Count | 4030 |
| Active Postcodes | 288 |
| Nearby Postcode Districts | 23 |
| Nearby Postcode Sectors | 3 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| HP4 3TX | 51.76433800 | -0.60086900 | 5 | 13 | 496652 | 208221 |
| HP4 3TY | 51.76577100 | -0.60809000 | 4 | 13 | 496151 | 208371 |
| HP4 3TZ | 51.75670100 | -0.61286000 | 4 | 6 | 495841 | 207356 |
| HP4 3UA | 51.76105700 | -0.60246300 | 1 | 2 | 496549 | 207854 |
| HP4 3UB | 51.75102900 | -0.61384600 | 1 | 3 | 495785 | 206724 |
| HP4 3UD | 51.76266100 | -0.62270500 | 9 | 24 | 495149 | 208006 |
| HP4 3UE | 51.75191500 | -0.62417700 | 9 | 22 | 495070 | 206809 |
| HP4 3UF | 51.75722100 | -0.63099400 | 7 | 16 | 494588 | 207390 |
| HP4 3UG | 51.75246700 | -0.57524500 | 4 | 11 | 498446 | 206935 |
| HP4 3UJ | 51.76235000 | -0.58889400 | 1 | 1 | 497483 | 208016 |
| HP4 3UQ | 51.75428700 | -0.60478700 | 5 | 12 | 496403 | 207098 |
| HP4 3UR | 51.75923600 | -0.58323300 | 5 | 16 | 497880 | 207677 |
| HP4 3UT | 51.75879900 | -0.58429000 | 5 | 13 | 497808 | 207627 |
| HP4 3UU | 51.75704000 | -0.58979300 | 4 | 11 | 497432 | 207424 |
| HP4 3XA | 51.77126400 | -0.59052400 | 20 | 26 | 497351 | 209005 |
| HP4 3XB | 51.77123500 | -0.59187300 | 31 | 56 | 497258 | 209000 |
| HP4 3XD | 51.77070000 | -0.58994700 | 27 | 37 | 497392 | 208943 |
| HP4 3XE | 51.77237400 | -0.59234500 | 18 | 38 | 497223 | 209126 |
| HP4 3XG | 51.77054000 | -0.59086500 | 9 | 17 | 497329 | 208924 |
| HP4 3XH | 51.77294900 | -0.59081900 | 37 | 65 | 497327 | 209192 |
| HP4 3XJ | 51.77245700 | -0.59022600 | 31 | 37 | 497369 | 209138 |
| HP4 3XL | 51.77296500 | -0.58990600 | 10 | 10 | 497390 | 209195 |
| HP4 3XN | 51.77214000 | -0.59080100 | 11 | 16 | 497330 | 209102 |
| HP4 3XP | 51.77329600 | -0.59202600 | 27 | 63 | 497243 | 209229 |
| HP4 3XR | 51.77228900 | -0.59346300 | 19 | 55 | 497146 | 209115 |
| HP4 3XZ | 51.75836700 | -0.57761000 | 9 | 23 | 498270 | 207588 |
| HP4 3YA | 51.77879600 | -0.60306000 | 4 | 8 | 496470 | 209826 |
| HP4 3YD | 51.77286300 | -0.59340200 | 10 | 13 | 497149 | 209179 |
| HP4 3YE | 51.75743300 | -0.57395900 | 12 | 19 | 498524 | 207489 |
| HP4 3YF | 51.75739000 | -0.57425600 | 2 | 3 | 498504 | 207484 |
| HP4 3YL | 51.75971200 | -0.56467200 | N/A | N/A | 499160 | 207755 |
| HP4 3YS | 51.75572500 | -0.58737100 | 5 | 17 | 497602 | 207281 |
| HP4 3YT | 51.77270900 | -0.60003000 | 1 | 2 | 496692 | 209153 |
| HP4 3YU | 51.77237800 | -0.60022900 | 42 | 58 | 496679 | 209116 |
| HP4 3YX | 51.77210300 | -0.60048400 | 4 | 5 | 496662 | 209085 |
| HP4 3YY | 51.77287000 | -0.60072100 | N/A | N/A | 496644 | 209170 |
| HP4 3YZ | 51.77189300 | -0.59946100 | 11 | 21 | 496733 | 209063 |
| HP4 3ZE | 51.76600000 | -0.58050000 | 40 | 75 | 498054 | 208433 |