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 6EY | 51.57117400 | -0.43005700 | 8 | 22 | 508901 | 186979 |
| HA4 6EZ | 51.56776400 | -0.42457600 | N/A | N/A | 509289 | 186608 |
| HA4 6HA | 51.56822100 | -0.42233200 | 2 | 5 | 509443 | 186662 |
| HA4 6HB | 51.56788000 | -0.42184500 | 3 | 9 | 509478 | 186625 |
| HA4 6HD | 51.56743900 | -0.42380800 | 24 | 67 | 509343 | 186573 |
| HA4 6HE | 51.56708300 | -0.42409400 | 36 | 92 | 509324 | 186533 |
| HA4 6HF | 51.56682100 | -0.42266100 | 30 | 74 | 509424 | 186506 |
| HA4 6HG | 51.56655900 | -0.42252500 | 33 | 75 | 509434 | 186477 |
| HA4 6HH | 51.56510800 | -0.42162300 | 21 | 42 | 509500 | 186317 |
| HA4 6HJ | 51.56496500 | -0.41841100 | 31 | 63 | 509723 | 186306 |
| HA4 6HL | 51.56597800 | -0.42349800 | 11 | 21 | 509368 | 186411 |
| HA4 6HN | 51.56622200 | -0.42154200 | 24 | 58 | 509503 | 186441 |
| HA4 6HP | 51.56547000 | -0.42182700 | 10 | 18 | 509485 | 186357 |
| HA4 6HQ | 51.56588300 | -0.42445300 | 21 | 49 | 509302 | 186399 |
| HA4 6HR | 51.56545700 | -0.42018300 | 25 | 53 | 509599 | 186358 |
| HA4 6HS | 51.56500200 | -0.41978000 | 15 | 27 | 509628 | 186308 |
| HA4 6HW | 51.56603600 | -0.42113000 | 23 | 64 | 509532 | 186421 |
| HA4 6JA | 51.57014600 | -0.42316600 | 32 | 36 | 509381 | 186875 |
| HA4 6JB | 51.57026500 | -0.42195000 | 1 | 2 | 509465 | 186890 |
| HA4 6JE | 51.56930300 | -0.42267600 | 6 | 16 | 509417 | 186782 |
| HA4 6JG | 51.56859600 | -0.42160400 | 16 | 35 | 509493 | 186705 |
| HA4 6JJ | 51.56830000 | -0.41965200 | 7 | 26 | 509629 | 186675 |
| HA4 6JL | 51.56852000 | -0.41857600 | 22 | 69 | 509703 | 186701 |
| HA4 6JN | 51.56789900 | -0.41923300 | 6 | 12 | 509659 | 186631 |
| HA4 6JP | 51.56814200 | -0.41789700 | 18 | 58 | 509751 | 186660 |
| HA4 6JQ | 51.56901800 | -0.41952600 | 30 | 86 | 509636 | 186755 |
| HA4 6JR | 51.56741700 | -0.41750300 | 18 | 40 | 509780 | 186580 |
| HA4 6JS | 51.56703800 | -0.41809400 | 9 | 24 | 509740 | 186537 |
| HA4 6JT | 51.56721100 | -0.41689000 | 29 | 55 | 509823 | 186558 |
| HA4 6JU | 51.56830100 | -0.41637600 | 14 | 29 | 509856 | 186680 |
| HA4 6JW | 51.56754000 | -0.41865300 | 20 | 50 | 509700 | 186592 |
| HA4 6JX | 51.56643600 | -0.41742200 | 8 | 13 | 509788 | 186471 |
| HA4 6JY | 51.56630800 | -0.41592600 | 41 | 72 | 509892 | 186459 |
| HA4 6JZ | 51.56620500 | -0.41633400 | 20 | 39 | 509864 | 186447 |
| HA4 6LA | 51.56588800 | -0.41680600 | 8 | 16 | 509832 | 186411 |
| HA4 6LB | 51.56552800 | -0.41612600 | 8 | 46 | 509880 | 186372 |
| HA4 6LD | 51.56489700 | -0.41531100 | 6 | 20 | 509938 | 186303 |
| HA4 6LE | 51.56400400 | -0.41381300 | 50 | 116 | 510044 | 186206 |
| HA4 6LF | 51.56392100 | -0.41430600 | 24 | 57 | 510010 | 186196 |
| HA4 6LG | 51.56033300 | -0.41030500 | 30 | 58 | 510296 | 185803 |
| HA4 6LL | 51.55996000 | -0.40932300 | 45 | 125 | 510365 | 185763 |
| HA4 6LN | 51.55921400 | -0.40870000 | 7 | 15 | 510410 | 185681 |
| HA4 6LP | 51.56263900 | -0.41461100 | N/A | N/A | 509992 | 186053 |
| HA4 6LQ | 51.55930000 | -0.40905700 | 63 | 597 | 510385 | 185690 |
| HA4 6LR | 51.56262900 | -0.41319700 | 27 | 56 | 510090 | 186054 |
| HA4 6LS | 51.56262100 | -0.41393300 | 10 | 45 | 510039 | 186052 |
| HA4 6LT | 51.56113000 | -0.41270100 | 4 | 7 | 510128 | 185888 |
| HA4 6LU | 51.56113800 | -0.41335000 | 10 | 23 | 510083 | 185888 |
| HA4 6LW | 51.55967100 | -0.40790500 | 13 | 32 | 510464 | 185733 |
| HA4 6LX | 51.56042300 | -0.41561100 | 38 | 100 | 509928 | 185805 |