SY21 is a postcode district in Powys, UK. Below is a complete list of SY21 Postcodes (Active). SY21 postcode district comprises of 869 active postcodes and 5 postcode sectors. SY21 district has a population of 17136, and it has 7324 properties in the region.
| Population | 17136 |
| Addresses / Property Count | 7324 |
| Active Postcodes | 869 |
| Nearby Postcode Districts | 25 |
| Active Postcode Sectors | 5 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SY21 8HL | 52.64697500 | -3.11868000 | 21 | 46 | 324410 | 306059 |
| SY21 8HN | 52.64784800 | -3.11322100 | 11 | 32 | 324781 | 306150 |
| SY21 8HP | 52.64579000 | -3.11216400 | 8 | 19 | 324849 | 305920 |
| SY21 8HQ | 52.65461600 | -3.12257100 | 2 | 4 | 324160 | 306913 |
| SY21 8HR | 52.64387800 | -3.10803600 | 11 | 26 | 325125 | 305703 |
| SY21 8HS | 52.64425600 | -3.10381600 | 4 | 8 | 325411 | 305741 |
| SY21 8HT | 52.64097100 | -3.11034200 | 2 | 4 | 324964 | 305382 |
| SY21 8HU | 52.63556900 | -3.10249200 | 3 | 6 | 325486 | 304773 |
| SY21 8HW | 52.64648000 | -3.11246200 | 8 | 16 | 324830 | 305997 |
| SY21 8HX | 52.63311400 | -3.09539400 | 2 | 6 | 325962 | 304493 |
| SY21 8HY | 52.63778400 | -3.08748900 | 1 | 2 | 326505 | 305004 |
| SY21 8HZ | 52.63147400 | -3.07263100 | 7 | 16 | 327500 | 304287 |
| SY21 8JA | 52.64554500 | -3.08140000 | 1 | 1 | 326930 | 305861 |
| SY21 8JB | 52.65927600 | -3.06115800 | 16 | 39 | 328322 | 307368 |
| SY21 8JD | 52.65561300 | -3.10005400 | 11 | 23 | 325685 | 307000 |
| SY21 8JE | 52.66088100 | -3.10253400 | 1 | 1 | 325526 | 307589 |
| SY21 8JF | 52.66873200 | -3.10810000 | N/A | N/A | 325163 | 308468 |
| SY21 8JG | 52.63849300 | -3.11571700 | 4 | 9 | 324596 | 305112 |
| SY21 8JH | 52.64615800 | -3.11798200 | 5 | 12 | 324456 | 305967 |
| SY21 8JJ | 52.60302500 | -3.10148200 | 6 | 17 | 325499 | 301152 |
| SY21 8JL | 52.60335000 | -3.08639700 | 14 | 36 | 326521 | 301173 |
| SY21 8JN | 52.60709400 | -3.06454800 | 4 | 10 | 328007 | 301567 |
| SY21 8JP | 52.61440800 | -3.05555000 | 12 | 29 | 328628 | 302372 |
| SY21 8JQ | 52.61369700 | -3.05400000 | 6 | 14 | 328732 | 302291 |
| SY21 8JR | 52.61460400 | -3.05414000 | 4 | 9 | 328724 | 302392 |
| SY21 8JS | 52.61013000 | -3.04054900 | 3 | 9 | 329637 | 301881 |
| SY21 8JT | 52.61624400 | -3.05267300 | 26 | 66 | 328826 | 302573 |
| SY21 8JU | 52.61691800 | -3.05230200 | 4 | 6 | 328852 | 302648 |
| SY21 8JW | 52.61194100 | -3.06039700 | 6 | 12 | 328296 | 302102 |
| SY21 8JX | 52.61997000 | -3.04305700 | 4 | 16 | 329483 | 302978 |
| SY21 8JY | 52.62310400 | -3.06561600 | 12 | 29 | 327961 | 303349 |
| SY21 8JZ | 52.61476900 | -3.08560400 | 3 | 8 | 326594 | 302442 |
| SY21 8LA | 52.62559500 | -3.08535500 | 2 | 5 | 326629 | 303646 |
| SY21 8LB | 52.61944700 | -3.09762300 | N/A | N/A | 325788 | 302975 |
| SY21 8LD | 52.62652800 | -3.09533500 | 3 | 9 | 325955 | 303760 |
| SY21 8LE | 52.62636600 | -3.10695800 | 6 | 19 | 325168 | 303754 |
| SY21 8LF | 52.61511500 | -3.12466400 | 33 | 78 | 323950 | 302521 |
| SY21 8LG | 52.61637500 | -3.12353000 | N/A | N/A | 324029 | 302660 |
| SY21 8LH | 52.61425500 | -3.12300200 | 23 | 67 | 324061 | 302424 |
| SY21 8LJ | 52.65440100 | -3.12815400 | 2 | 4 | 323782 | 306895 |
| SY21 8LL | 52.63746700 | -3.12811900 | 2 | 6 | 323755 | 305011 |
| SY21 8LN | 52.63166500 | -3.12854600 | 6 | 11 | 323716 | 304366 |
| SY21 8LP | 52.62846100 | -3.12032300 | 3 | 7 | 324267 | 304001 |
| SY21 8LQ | 52.61617200 | -3.12123500 | 19 | 41 | 324184 | 302635 |
| SY21 8LR | 52.61620000 | -3.12015800 | 12 | 32 | 324257 | 302637 |
| SY21 8LS | 52.61670300 | -3.11739400 | 3 | 9 | 324445 | 302690 |
| SY21 8LT | 52.61584300 | -3.12276300 | 32 | 79 | 324080 | 302600 |
| SY21 8LU | 52.61450900 | -3.12407300 | 11 | 16 | 323989 | 302453 |
| SY21 8LW | 52.63143400 | -3.11971900 | 16 | 31 | 324313 | 304331 |
| SY21 8LX | 52.61465700 | -3.12649900 | 22 | 49 | 323825 | 302472 |