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 5JN | St James's | 51.506335 | -0.135985 | 529464 | 180247 | TQ294802 |
| SW1Y 5JQ | St James's | 51.506173 | -0.135963 | 529466 | 180229 | TQ294802 |
| SW1Y 5JR | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 5JU | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 5JW | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 5JY | St James's | 51.505988 | -0.136749 | 529412 | 180207 | TQ294802 |
| SW1Y 5JZ | St James's | 51.505028 | -0.136932 | 529402 | 180100 | TQ294801 |
| SW1Y 5LB | St James's | 51.505028 | -0.136932 | 529402 | 180100 | TQ294801 |
| SW1Y 5LD | St James's | 51.505028 | -0.136932 | 529402 | 180100 | TQ294801 |
| SW1Y 5LE | St James's | 51.505051 | -0.138372 | 529302 | 180100 | TQ293801 |
| SW1Y 5LF | St James's | 51.505051 | -0.138372 | 529302 | 180100 | TQ293801 |
| SW1Y 5LH | St James's | 51.505051 | -0.138372 | 529302 | 180100 | TQ293801 |
| SW1Y 5LJ | St James's | 51.505051 | -0.138372 | 529302 | 180100 | TQ293801 |
| SW1Y 5LL | St James's | 51.505051 | -0.138372 | 529302 | 180100 | TQ293801 |
| SW1Y 5LN | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 5LP | St James's | 51.506631 | -0.134792 | 529546 | 180282 | TQ295802 |
| SW1Y 5LR | St James's | 51.505904 | -0.135455 | 529502 | 180200 | TQ295802 |
| SW1Y 5LS | St James's | 51.505904 | -0.135455 | 529502 | 180200 | TQ295802 |
| SW1Y 5LT | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 5LU | St James's | 51.507043 | -0.133521 | 529633 | 180330 | TQ296803 |
| SW1Y 5LW | St James's | 51.505927 | -0.136896 | 529402 | 180200 | TQ294802 |
| SW1Y 5LX | St James's | 51.507152 | -0.13307 | 529664 | 180343 | TQ296803 |
| SW1Y 5LY | St James's | 51.506554 | -0.135054 | 529528 | 180273 | TQ295802 |
| SW1Y 5LZ | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 5NA | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 5NB | St James's | 51.507 | -0.133653 | 529624 | 180325 | TQ296803 |
| SW1Y 5ND | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 5NE | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 5NF | St James's | 51.50678 | -0.133979 | 529602 | 180300 | TQ296803 |
| SW1Y 5NG | St James's | 51.507679 | -0.132242 | 529720 | 180403 | TQ297804 |
| SW1Y 5NH | St James's | 51.506757 | -0.132539 | 529702 | 180300 | TQ297803 |
| SW1Y 5NJ | St James's | 51.50661 | -0.133438 | 529640 | 180282 | TQ296802 |
| SW1Y 5NN | St James's | 51.506306 | -0.134142 | 529592 | 180247 | TQ295802 |
| SW1Y 5NP | St James's | 51.507152 | -0.13307 | 529664 | 180343 | TQ296803 |
| SW1Y 5NQ | St James's | 51.506306 | -0.134142 | 529592 | 180247 | TQ295802 |
| SW1Y 5PA | St James's | 51.505381 | -0.137019 | 529395 | 180139 | TQ293801 |
| SW1Y 5PR | St James's | 51.508032 | -0.130728 | 529824 | 180445 | TQ298804 |
| SW1Y 5SL | St James's | 51.507679 | -0.132242 | 529720 | 180403 | TQ297804 |
| SW1Y 5SS | St James's | 51.506757 | -0.132539 | 529702 | 180300 | TQ297803 |
| SW1Y 5WF | St James's | 51.505051 | -0.138372 | 529302 | 180100 | TQ293801 |
| SW1Y 5WG | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5WL | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5WU | St James's | 51.506306 | -0.134142 | 529592 | 180247 | TQ295802 |
| SW1Y 5WX | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5WY | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5WZ | St James's | 51.506306 | -0.134142 | 529592 | 180247 | TQ295802 |
| SW1Y 5XA | St James's | 51.50661 | -0.133438 | 529640 | 180282 | TQ296802 |
| SW1Y 5XL | St James's | 51.50661 | -0.133438 | 529640 | 180282 | TQ296802 |
| SW1Y 5ZA | St James's | 51.506306 | -0.134142 | 529592 | 180247 | TQ295802 |
| SW1Y 5ZB | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5ZD | St James's | 51.506306 | -0.134142 | 529592 | 180247 | TQ295802 |
| SW1Y 5ZE | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5ZF | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5ZH | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5ZJ | St James's | 51.50661 | -0.133438 | 529640 | 180282 | TQ296802 |
| SW1Y 5ZL | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5ZN | St James's | 51.50661 | -0.133438 | 529640 | 180282 | TQ296802 |
| SW1Y 5ZR | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 5ZS | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 6AA | St James's | 51.506802 | -0.138171 | 529311 | 180295 | TQ293802 |
| SW1Y 6AB | St James's | 51.506692 | -0.138089 | 529317 | 180283 | TQ293802 |
| SW1Y 6AD | St James's | 51.508884 | -0.136242 | 529439 | 180530 | TQ294805 |
| SW1Y 6AE | St James's | 51.508378 | -0.136075 | 529452 | 180474 | TQ294804 |
| SW1Y 6AF | St James's | 51.509158 | -0.135366 | 529499 | 180562 | TQ294805 |
| SW1Y 6AG | St James's | 51.508159 | -0.138678 | 529272 | 180445 | TQ292804 |
| SW1Y 6AH | St James's | 51.50849 | -0.135191 | 529513 | 180488 | TQ295804 |
| SW1Y 6AJ | St James's | 51.50703 | -0.138407 | 529294 | 180320 | TQ292803 |
| SW1Y 6AL | St James's | 51.50722 | -0.139019 | 529251 | 180340 | TQ292803 |
| SW1Y 6AN | St James's | 51.507411 | -0.139198 | 529238 | 180361 | TQ292803 |
| SW1Y 6AP | St James's | 51.506872 | -0.139739 | 529202 | 180300 | TQ292803 |
| SW1Y 6AQ | St James's | 51.50595 | -0.138336 | 529302 | 180200 | TQ293802 |
| SW1Y 6AR | St James's | 51.506192 | -0.137159 | 529383 | 180229 | TQ293802 |
| SW1Y 6AU | St James's | 51.506545 | -0.138427 | 529294 | 180266 | TQ292802 |
| SW1Y 6AW | St James's | 51.507986 | -0.137417 | 529360 | 180428 | TQ293804 |
| SW1Y 6AX | St James's | 51.506635 | -0.138423 | 529294 | 180276 | TQ292802 |
| SW1Y 6AY | St James's | 51.506545 | -0.138427 | 529294 | 180266 | TQ292802 |
| SW1Y 6BA | St James's | 51.507873 | -0.137133 | 529380 | 180416 | TQ293804 |
| SW1Y 6BB | St James's | 51.506417 | -0.138273 | 529305 | 180252 | TQ293802 |
| SW1Y 6BD | St James's | 51.50595 | -0.138336 | 529302 | 180200 | TQ293802 |
| SW1Y 6BH | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 6BJ | St James's | 51.506891 | -0.137029 | 529390 | 180307 | TQ293803 |
| SW1Y 6BL | St James's | 51.507202 | -0.137362 | 529366 | 180341 | TQ293803 |
| SW1Y 6BN | St James's | 51.507122 | -0.137409 | 529363 | 180332 | TQ293803 |
| SW1Y 6BP | St James's | 51.506849 | -0.138299 | 529302 | 180300 | TQ293803 |
| SW1Y 6BS | St James's | 51.507259 | -0.137504 | 529356 | 180347 | TQ293803 |
| SW1Y 6BU | St James's | 51.507613 | -0.137158 | 529379 | 180387 | TQ293803 |
| SW1Y 6BW | St James's | 51.506849 | -0.138299 | 529302 | 180300 | TQ293803 |
| SW1Y 6DA | Vincent Square | 51.49643 | -0.137413 | 529393 | 179143 | TQ293791 |
| SW1Y 6DB | St James's | 51.507505 | -0.13771 | 529341 | 180374 | TQ293803 |
| SW1Y 6DD | St James's | 51.507037 | -0.137686 | 529344 | 180322 | TQ293803 |
| SW1Y 6DE | St James's | 51.506966 | -0.137747 | 529340 | 180314 | TQ293803 |
| SW1Y 6DF | St James's | 51.507467 | -0.138187 | 529308 | 180369 | TQ293803 |
| SW1Y 6DG | St James's | 51.506849 | -0.138299 | 529302 | 180300 | TQ293803 |
| SW1Y 6DJ | St James's | 51.507301 | -0.137891 | 529329 | 180351 | TQ293803 |
| SW1Y 6DL | St James's | 51.507935 | -0.13873 | 529269 | 180420 | TQ292804 |
| SW1Y 6DN | St James's | 51.508327 | -0.137417 | 529359 | 180466 | TQ293804 |
| SW1Y 6DP | St James's | 51.507747 | -0.138262 | 529302 | 180400 | TQ293804 |
| SW1Y 6DQ | St James's | 51.507686 | -0.138337 | 529297 | 180393 | TQ292803 |
| SW1Y 6DS | St James's | 51.508411 | -0.137572 | 529348 | 180475 | TQ293804 |
| SW1Y 6DT | St James's | 51.50849 | -0.136892 | 529395 | 180485 | TQ293804 |