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 |
|---|---|---|---|---|---|---|
| SW1Y 4RS | St James's | 51.508577 | -0.133905 | 529602 | 180500 | TQ296805 |
| SW1Y 4RT | St James's | 51.508577 | -0.133905 | 529602 | 180500 | TQ296805 |
| SW1Y 4RW | St James's | 51.508557 | -0.132033 | 529732 | 180501 | TQ297805 |
| SW1Y 4RX | St James's | 51.509982 | -0.132306 | 529709 | 180659 | TQ297806 |
| SW1Y 4RY | St James's | 51.508577 | -0.133905 | 529602 | 180500 | TQ296805 |
| SW1Y 4RZ | St James's | 51.508577 | -0.133905 | 529602 | 180500 | TQ296805 |
| SW1Y 4SB | St James's | 51.509195 | -0.133188 | 529650 | 180570 | TQ296805 |
| SW1Y 4SD | St James's | 51.509438 | -0.133164 | 529651 | 180597 | TQ296805 |
| SW1Y 4SE | St James's | 51.509438 | -0.133164 | 529651 | 180597 | TQ296805 |
| SW1Y 4SF | St James's | 51.509698 | -0.133686 | 529614 | 180625 | TQ296806 |
| SW1Y 4SG | St James's | 51.509195 | -0.133188 | 529650 | 180570 | TQ296805 |
| SW1Y 4SH | St James's | 51.507679 | -0.133942 | 529602 | 180400 | TQ296804 |
| SW1Y 4SJ | St James's | 51.508154 | -0.134989 | 529528 | 180451 | TQ295804 |
| SW1Y 4SL | St James's | 51.508941 | -0.133559 | 529625 | 180541 | TQ296805 |
| SW1Y 4SN | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4SP | St James's | 51.509634 | -0.132507 | 529696 | 180620 | TQ296806 |
| SW1Y 4SQ | St James's | 51.508684 | -0.13269 | 529686 | 180514 | TQ296805 |
| SW1Y 4SR | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4SS | St James's | 51.506335 | -0.135985 | 529464 | 180247 | TQ294802 |
| SW1Y 4ST | St James's | 51.508409 | -0.134071 | 529591 | 180481 | TQ295804 |
| SW1Y 4SU | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4SW | St James's | 51.509274 | -0.131917 | 529738 | 180581 | TQ297805 |
| SW1Y 4SX | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4TD | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TE | St James's | 51.507905 | -0.131757 | 529753 | 180429 | TQ297804 |
| SW1Y 4TG | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TH | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TJ | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4TN | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TP | St James's | 51.50996 | -0.132653 | 529685 | 180656 | TQ296806 |
| SW1Y 4TQ | St James's | 51.507905 | -0.131757 | 529753 | 180429 | TQ297804 |
| SW1Y 4TS | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TT | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TX | St James's | 51.507656 | -0.132502 | 529702 | 180400 | TQ297804 |
| SW1Y 4TZ | St James's | 51.507905 | -0.131757 | 529753 | 180429 | TQ297804 |
| SW1Y 4UA | St James's | 51.509221 | -0.134772 | 529540 | 180570 | TQ295805 |
| SW1Y 4UB | St James's | 51.509221 | -0.134772 | 529540 | 180570 | TQ295805 |
| SW1Y 4UD | St James's | 51.5086 | -0.135345 | 529502 | 180500 | TQ295805 |
| SW1Y 4UE | St James's | 51.508345 | -0.131162 | 529793 | 180479 | TQ297804 |
| SW1Y 4UF | St James's | 51.509424 | -0.133395 | 529635 | 180595 | TQ296805 |
| SW1Y 4UG | St James's | 51.509294 | -0.133717 | 529613 | 180580 | TQ296805 |
| SW1Y 4UH | St James's | 51.509609 | -0.133719 | 529612 | 180615 | TQ296806 |
| SW1Y 4UJ | St James's | 51.509294 | -0.133717 | 529613 | 180580 | TQ296805 |
| SW1Y 4UL | St James's | 51.509438 | -0.133164 | 529651 | 180597 | TQ296805 |
| SW1Y 4UN | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4UP | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4UQ | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4UR | St James's | 51.509438 | -0.133164 | 529651 | 180597 | TQ296805 |
| SW1Y 4UT | St James's | 51.509476 | -0.133868 | 529602 | 180600 | TQ296806 |
| SW1Y 4UW | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4UY | St James's | 51.50784 | -0.132192 | 529723 | 180421 | TQ297804 |
| SW1Y 4UZ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WB | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WD | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WE | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WF | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WG | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WH | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WJ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WL | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WP | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WQ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WR | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WS | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WT | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WU | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WW | St James's | 51.506887 | -0.133902 | 529607 | 180312 | TQ296803 |
| SW1Y 4WX | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4WZ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XA | St James's | 51.50954 | -0.133938 | 529597 | 180607 | TQ295806 |
| SW1Y 4XB | St James's | 51.508888 | -0.134757 | 529542 | 180533 | TQ295805 |
| SW1Y 4XD | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XE | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XF | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XH | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XJ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XL | St James's | 51.5086 | -0.135345 | 529502 | 180500 | TQ295805 |
| SW1Y 4XN | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XP | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XR | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XS | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XT | St James's | 51.508061 | -0.133667 | 529620 | 180443 | TQ296804 |
| SW1Y 4XW | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XX | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XY | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4XZ | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4YA | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4YB | St James's | 51.508061 | -0.133667 | 529620 | 180443 | TQ296804 |
| SW1Y 4YD | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4YE | St James's | 51.508061 | -0.133667 | 529620 | 180443 | TQ296804 |
| SW1Y 4YF | St James's | 51.508061 | -0.133667 | 529620 | 180443 | TQ296804 |
| SW1Y 4ZD | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4ZE | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4ZF | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4ZG | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4ZJ | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4ZL | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 4ZN | St James's | 51.508467 | -0.133175 | 529653 | 180489 | TQ296804 |
| SW1Y 4ZP | St James's | 51.508476 | -0.13316 | 529654 | 180490 | TQ296804 |
| SW1Y 4ZQ | St James's | 51.508301 | -0.132908 | 529672 | 180471 | TQ296804 |