HA4 is a postcode district in Hillingdon, UK. Below is a complete list of HA4 Postcodes (Active). HA4 postcode district comprises of 1145 active postcodes and 6 postcode sectors. HA4 district has a population of 50128, and it has 19453 properties in the region.
| Population | 50128 |
| Addresses / Property Count | 19453 |
| Active Postcodes | 1145 |
| Nearby Postcode Districts | 9 |
| Active Postcode Sectors | 6 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| HA4 7DS | 51.57135800 | -0.42303800 | N/A | N/A | 509387 | 187010 |
| HA4 7DT | 51.56958700 | -0.43787500 | N/A | N/A | 508363 | 186791 |
| HA4 7DU | 51.58206800 | -0.43984300 | 13 | 31 | 508197 | 188176 |
| HA4 7DW | 51.56958700 | -0.43787500 | N/A | N/A | 508363 | 186791 |
| HA4 7DX | 51.57096100 | -0.43617600 | 9 | 21 | 508477 | 186946 |
| HA4 7DY | 51.56921700 | -0.43487900 | N/A | N/A | 508571 | 186754 |
| HA4 7EA | 51.57156000 | -0.43474800 | 7 | 21 | 508575 | 187015 |
| HA4 7EB | 51.57245300 | -0.42418300 | 4 | 5 | 509305 | 187130 |
| HA4 7ED | 51.57276200 | -0.42441800 | 12 | 20 | 509288 | 187164 |
| HA4 7EE | 51.57228100 | -0.42416000 | 9 | 14 | 509307 | 187111 |
| HA4 7EF | 51.57288100 | -0.42525000 | 11 | 28 | 509230 | 187176 |
| HA4 7EH | 51.57034900 | -0.42820900 | 19 | 45 | 509031 | 186890 |
| HA4 7EJ | 51.57005400 | -0.42705100 | 19 | 36 | 509112 | 186859 |
| HA4 7EL | 51.57084700 | -0.42848100 | 5 | 12 | 509011 | 186945 |
| HA4 7EN | 51.57084100 | -0.42738400 | 5 | 11 | 509087 | 186946 |
| HA4 7EP | 51.56971000 | -0.42756800 | 18 | 36 | 509077 | 186820 |
| HA4 7EQ | 51.57016300 | -0.43117400 | 34 | 57 | 508826 | 186865 |
| HA4 7ER | 51.56980800 | -0.42879100 | 14 | 26 | 508992 | 186829 |
| HA4 7ES | 51.56941700 | -0.42847200 | 11 | 18 | 509015 | 186786 |
| HA4 7ET | 51.56920600 | -0.42886900 | 12 | 19 | 508988 | 186762 |
| HA4 7EU | 51.56899600 | -0.42930900 | 12 | 18 | 508958 | 186738 |
| HA4 7EW | 51.57067900 | -0.42538400 | 5 | 11 | 509226 | 186931 |
| HA4 7EX | 51.56914800 | -0.42988100 | 11 | 14 | 508918 | 186754 |
| HA4 7EY | 51.56955400 | -0.43063200 | 12 | 28 | 508865 | 186798 |
| HA4 7EZ | 51.56980500 | -0.43058000 | 17 | 43 | 508868 | 186826 |
| HA4 7GD | 51.58861400 | -0.43580700 | N/A | N/A | 508461 | 188910 |
| HA4 7GE | 51.57247200 | -0.42698200 | 11 | 18 | 509111 | 187128 |
| HA4 7GF | 51.57203800 | -0.42682400 | 13 | 19 | 509123 | 187080 |
| HA4 7GH | 51.58406100 | -0.43154700 | 7 | 16 | 508767 | 188410 |
| HA4 7GL | 51.57770400 | -0.43153500 | N/A | N/A | 508783 | 187703 |
| HA4 7GN | 51.58971600 | -0.43546600 | N/A | N/A | 508482 | 189033 |
| HA4 7HA | 51.56835600 | -0.43050000 | 31 | 112 | 508877 | 186665 |
| HA4 7HB | 51.56897400 | -0.43169100 | 30 | 95 | 508793 | 186732 |
| HA4 7HD | 51.56972700 | -0.43280500 | 16 | 47 | 508714 | 186814 |
| HA4 7HE | 51.57033700 | -0.43406800 | 5 | 16 | 508625 | 186880 |
| HA4 7HF | 51.57098600 | -0.43419000 | 14 | 49 | 508615 | 186952 |
| HA4 7HG | 51.57092200 | -0.43344200 | 5 | 16 | 508667 | 186946 |
| HA4 7HH | 51.57063700 | -0.43294700 | 15 | 35 | 508702 | 186915 |
| HA4 7HJ | 51.57137200 | -0.43348400 | N/A | N/A | 508663 | 186996 |
| HA4 7HN | 51.57119700 | -0.43178800 | 35 | 97 | 508781 | 186979 |
| HA4 7HQ | 51.57059500 | -0.43250100 | 21 | 52 | 508733 | 186911 |
| HA4 7HT | 51.57535700 | -0.42890300 | 5 | 19 | 508971 | 187446 |
| HA4 7HU | 51.57541000 | -0.42946400 | 7 | 19 | 508932 | 187451 |
| HA4 7HX | 51.57397500 | -0.43043700 | 8 | 18 | 508868 | 187290 |
| HA4 7HY | 51.57394000 | -0.42983200 | 6 | 24 | 508910 | 187287 |
| HA4 7HZ | 51.57368000 | -0.43191900 | 6 | 18 | 508766 | 187255 |
| HA4 7JA | 51.57493900 | -0.43391000 | 29 | 31 | 508625 | 187392 |
| HA4 7JB | 51.57357400 | -0.43271600 | 28 | 77 | 508711 | 187242 |
| HA4 7JD | 51.57525900 | -0.43297600 | 10 | 29 | 508689 | 187429 |
| HA4 7JE | 51.57550800 | -0.43415000 | 10 | 20 | 508607 | 187455 |