BT21 is a postcode district in Ards and North Down, UK. Below is a complete list of BT21 Postcodes (Active). BT21 postcode district comprises of 242 active postcodes and 1 postcode sectors. BT21 district has a population of 7814, and it has 3323 properties in the region.
| Population | 7814 |
| Addresses / Property Count | 3323 |
| Active Postcodes | 242 |
| Nearby Postcode Districts | 81 |
| Active Postcode Sectors | 1 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| BT21 0PZ | 54.64301000 | -5.56410800 | 4 | 11 | 170130 | 533381 |
| BT21 0QA | 54.65423300 | -5.55472700 | 44 | 83 | 170798 | 534599 |
| BT21 0QB | 54.64672800 | -5.54445500 | 19 | 43 | 171418 | 533731 |
| BT21 0QD | 54.64826900 | -5.54420700 | 10 | 24 | 171443 | 533901 |
| BT21 0QE | 54.63502100 | -5.53833000 | 42 | 78 | 171747 | 532409 |
| BT21 0QF | 54.63541600 | -5.53787200 | 15 | 26 | 171779 | 532451 |
| BT21 0QG | 54.63509900 | -5.53948700 | 33 | 60 | 171673 | 532421 |
| BT21 0QH | 54.66223900 | -5.57123400 | 20 | 52 | 169779 | 535543 |
| BT21 0QJ | 54.64663900 | -5.55024000 | 33 | 87 | 171044 | 533740 |
| BT21 0QL | 54.64548600 | -5.54876000 | 10 | 20 | 171133 | 533607 |
| BT21 0QN | 54.64501800 | -5.54872600 | 4 | 9 | 171133 | 533555 |
| BT21 0QP | 54.64678800 | -5.54871300 | 6 | 11 | 171144 | 533751 |
| BT21 0QQ | 54.63475400 | -5.54023600 | 15 | 29 | 171623 | 532385 |
| BT21 0QR | 54.64639100 | -5.54777600 | 15 | 37 | 171202 | 533704 |
| BT21 0QS | 54.64976100 | -5.54466000 | 11 | 19 | 171422 | 534069 |
| BT21 0QT | 54.65717800 | -5.55684400 | 12 | 22 | 170678 | 534933 |
| BT21 0QU | 54.64984300 | -5.54383300 | 9 | 28 | 171476 | 534075 |
| BT21 0QW | 54.64677200 | -5.54793900 | 5 | 14 | 171194 | 533747 |
| BT21 0QX | 54.64154700 | -5.53799700 | 7 | 11 | 171805 | 533134 |
| BT21 0QY | 54.63994000 | -5.53276500 | 37 | 52 | 172134 | 532938 |
| BT21 0QZ | 54.64026900 | -5.53304000 | 5 | 6 | 172118 | 532975 |
| BT21 0RA | 54.66152700 | -5.56935500 | 4 | 8 | 169896 | 535458 |
| BT21 0RB | 54.63185200 | -5.53406100 | 18 | 42 | 172005 | 532043 |
| BT21 0RD | 54.62798400 | -5.53252900 | 5 | 14 | 172082 | 531608 |
| BT21 0RE | 54.66124200 | -5.56636500 | N/A | N/A | 170087 | 535416 |
| BT21 0RF | 54.65488300 | -5.55402100 | N/A | N/A | 170847 | 534669 |
| BT21 0RG | 54.64852300 | -5.54168200 | 4 | 13 | 171607 | 533921 |
| BT21 0RH | 54.63852800 | -5.53536000 | N/A | N/A | 171959 | 532789 |
| BT21 0RL | 54.63829400 | -5.53491000 | 4 | 6 | 171986 | 532762 |
| BT21 0SH | 54.63392400 | -5.53694000 | 30 | 94 | 171831 | 532282 |
| BT21 0SJ | 54.63421600 | -5.53760400 | 6 | 23 | 171790 | 532317 |
| BT21 0SL | 54.63534600 | -5.53617300 | 19 | 47 | 171888 | 532438 |
| BT21 0SN | 54.63474100 | -5.53517100 | 13 | 41 | 171950 | 532368 |
| BT21 0WL | 54.65468600 | -5.55716400 | 4 | 13 | 170643 | 534657 |
| BT21 0WR | 54.65468600 | -5.55716400 | N/A | N/A | 170643 | 534657 |
| BT21 0WT | 54.65468600 | -5.55716400 | N/A | N/A | 170643 | 534657 |
| BT21 0WX | 54.63474100 | -5.53517100 | N/A | N/A | 171950 | 532368 |
| BT21 0XD | 54.65468600 | -5.55716400 | N/A | N/A | 170643 | 534657 |
| BT21 0YD | 54.63474100 | -5.53517100 | N/A | N/A | 171950 | 532368 |
| BT21 0YT | 54.65468600 | -5.55716400 | N/A | N/A | 170643 | 534657 |
| BT21 0YU | 54.65468600 | -5.55716400 | N/A | N/A | 170643 | 534657 |
| BT21 0YY | 54.65468600 | -5.55716400 | N/A | N/A | 170643 | 534657 |