This page provides postcode data for the Westminster UK London Borough.
In 2021, Westminster contained approximately 94,800 households with a population of about 204,300
In 2011, Westminster contained approximately 105,711 households with a population of about 219,283
| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| SW1X 9YF | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9YQ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9ZF | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9ZH | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9ZJ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9ZL | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9ZP | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1X 9ZS | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4AA | St James's | 51.507991 | -0.133785 | 529612 | 180435 | TQ296804 |
| SW1Y 4AB | St James's | 51.507695 | -0.133293 | 529647 | 180403 | TQ296804 |
| SW1Y 4AD | St James's | 51.508154 | -0.134989 | 529528 | 180451 | TQ295804 |
| SW1Y 4AE | St James's | 51.507602 | -0.133657 | 529622 | 180392 | TQ296803 |
| SW1Y 4AF | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4AG | St James's | 51.508409 | -0.134071 | 529591 | 180481 | TQ295804 |
| SW1Y 4AH | St James's | 51.508654 | -0.133066 | 529660 | 180510 | TQ296805 |
| SW1Y 4AJ | St James's | 51.509951 | -0.130952 | 529803 | 180658 | TQ298806 |
| SW1Y 4AL | St James's | 51.50681 | -0.134194 | 529587 | 180303 | TQ295803 |
| SW1Y 4AN | St James's | 51.507488 | -0.132134 | 529728 | 180382 | TQ297803 |
| SW1Y 4AQ | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4AR | St James's | 51.507351 | -0.133134 | 529659 | 180365 | TQ296803 |
| SW1Y 4AS | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4AT | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4AU | St James's | 51.507695 | -0.133293 | 529647 | 180403 | TQ296804 |
| SW1Y 4AW | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4AX | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4AY | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4BA | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 4BB | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4BD | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 4BE | St James's | 51.50793 | -0.13275 | 529684 | 180430 | TQ296804 |
| SW1Y 4BG | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4BH | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4BJ | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4BL | St James's | 51.508927 | -0.132724 | 529683 | 180541 | TQ296805 |
| SW1Y 4BN | St James's | 51.507793 | -0.132669 | 529690 | 180415 | TQ296804 |
| SW1Y 4BP | St James's | 51.508719 | -0.131507 | 529768 | 180520 | TQ297805 |
| SW1Y 4BS | St James's | 51.508345 | -0.131162 | 529793 | 180479 | TQ297804 |
| SW1Y 4BT | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4BU | St James's | 51.508482 | -0.131315 | 529782 | 180494 | TQ297804 |
| SW1Y 4BW | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4BX | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4BY | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4BZ | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4DA | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4DF | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4DG | St James's | 51.509213 | -0.13202 | 529731 | 180574 | TQ297805 |
| SW1Y 4DH | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4DJ | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4DL | St James's | 51.509274 | -0.131917 | 529738 | 180581 | TQ297805 |
| SW1Y 4DN | St James's | 51.509324 | -0.13167 | 529755 | 180587 | TQ297805 |
| SW1Y 4DP | St James's | 51.509515 | -0.131244 | 529784 | 180609 | TQ297806 |
| SW1Y 4DQ | St James's | 51.50912 | -0.131808 | 529746 | 180564 | TQ297805 |
| SW1Y 4DR | St James's | 51.509758 | -0.130658 | 529824 | 180637 | TQ298806 |
| SW1Y 4DS | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4DT | St James's | 51.508927 | -0.132724 | 529683 | 180541 | TQ296805 |
| SW1Y 4DU | St James's | 51.50943 | -0.130988 | 529802 | 180600 | TQ298806 |
| SW1Y 4DW | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4DX | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4DY | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4EA | St James's | 51.509614 | -0.131831 | 529743 | 180619 | TQ297806 |
| SW1Y 4ED | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4EE | St James's | 51.510153 | -0.132356 | 529705 | 180678 | TQ297806 |
| SW1Y 4EG | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4EH | St James's | 51.509515 | -0.131244 | 529784 | 180609 | TQ297806 |
| SW1Y 4EJ | St James's | 51.509825 | -0.131491 | 529766 | 180643 | TQ297806 |
| SW1Y 4EL | St James's | 51.509782 | -0.131637 | 529756 | 180638 | TQ297806 |
| SW1Y 4EN | St James's | 51.509459 | -0.132255 | 529714 | 180601 | TQ297806 |
| SW1Y 4EP | St James's | 51.509825 | -0.131491 | 529766 | 180643 | TQ297806 |
| SW1Y 4EQ | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4ER | St James's | 51.507836 | -0.134224 | 529582 | 180417 | TQ295804 |
| SW1Y 4ES | St James's | 51.509514 | -0.132296 | 529711 | 180607 | TQ297806 |
| SW1Y 4ET | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4EU | St James's | 51.50986 | -0.132585 | 529690 | 180645 | TQ296806 |
| SW1Y 4EW | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4EX | St James's | 51.50986 | -0.132585 | 529690 | 180645 | TQ296806 |
| SW1Y 4EY | St James's | 51.509453 | -0.132428 | 529702 | 180600 | TQ297806 |
| SW1Y 4EZ | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4HA | St James's | 51.51001 | -0.132924 | 529666 | 180661 | TQ296806 |
| SW1Y 4HB | St James's | 51.506335 | -0.135985 | 529464 | 180247 | TQ294802 |
| SW1Y 4HD | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4HE | St James's | 51.50996 | -0.132653 | 529685 | 180656 | TQ296806 |
| SW1Y 4HF | St James's | 51.507633 | -0.131062 | 529802 | 180400 | TQ298804 |
| SW1Y 4HG | St James's | 51.508844 | -0.130854 | 529813 | 180535 | TQ298805 |
| SW1Y 4HH | St James's | 51.508902 | -0.130577 | 529832 | 180542 | TQ298805 |
| SW1Y 4HJ | St James's | 51.508532 | -0.131025 | 529802 | 180500 | TQ298805 |
| SW1Y 4HN | St James's | 51.509122 | -0.133667 | 529617 | 180561 | TQ296805 |
| SW1Y 4HQ | St James's | 51.508823 | -0.131244 | 529786 | 180532 | TQ297805 |
| SW1Y 4HR | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 4HS | St James's | 51.509122 | -0.133667 | 529617 | 180561 | TQ296805 |
| SW1Y 4HT | St James's | 51.508832 | -0.131243 | 529786 | 180533 | TQ297805 |
| SW1Y 4HU | St James's | 51.508532 | -0.131025 | 529802 | 180500 | TQ298805 |
| SW1Y 4HW | St James's | 51.507905 | -0.131757 | 529753 | 180429 | TQ297804 |
| SW1Y 4HX | St James's | 51.508345 | -0.131162 | 529793 | 180479 | TQ297804 |
| SW1Y 4HY | St James's | 51.508554 | -0.132465 | 529702 | 180500 | TQ297805 |
| SW1Y 4HZ | St James's | 51.506665 | -0.134646 | 529556 | 180286 | TQ295802 |
| SW1Y 4JA | St James's | 51.508 | -0.134376 | 529571 | 180435 | TQ295804 |
| SW1Y 4JB | St James's | 51.506451 | -0.136485 | 529429 | 180259 | TQ294802 |
| SW1Y 4JD | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 4JE | St James's | 51.506688 | -0.13613 | 529453 | 180286 | TQ294802 |
| SW1Y 4JF | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |