This page provides postcode data for the Southend-on-Sea UK Unitary Authority.
In 2021, Southend-on-Sea contained approximately 78,300 households with a population of about 180,700
In 2011, Southend-on-Sea contained approximately 74,728 households with a population of about 173,767
Active postcode
Postcode no longer in use| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| SS1 1FR | Victoria | 51.540144 | 0.701944 | 587471 | 185820 | TQ874858 |
| SS1 1FS | Milton | 51.537085 | 0.714079 | 588325 | 185512 | TQ883855 |
| SS1 1FT | Milton | 51.536354 | 0.713401 | 588281 | 185428 | TQ882854 |
| SS1 1FU | Milton | 51.533606 | 0.710122 | 588065 | 185115 | TQ880851 |
| SS1 1FW | Victoria | 51.540394 | 0.709805 | 588015 | 185868 | TQ880858 |
| SS1 1FX | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS1 1FZ | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS1 1GB | Milton | 51.534936 | 0.711341 | 588144 | 185266 | TQ881852 |
| SS1 1GD | Victoria | 51.540539 | 0.703136 | 587552 | 185867 | TQ875858 |
| SS1 1GL | Milton | 51.534688 | 0.711932 | 588186 | 185239 | TQ881852 |
| SS1 1HA | Milton | 51.535636 | 0.707878 | 587901 | 185334 | TQ879853 |
| SS1 1HB | Milton | 51.535559 | 0.705782 | 587756 | 185321 | TQ877853 |
| SS1 1HD | Milton | 51.535193 | 0.704852 | 587693 | 185277 | TQ876852 |
| SS1 1HE | Milton | 51.535189 | 0.703093 | 587571 | 185272 | TQ875852 |
| SS1 1HF | Milton | 51.535343 | 0.702669 | 587541 | 185289 | TQ875852 |
| SS1 1HG | Milton | 51.535683 | 0.703526 | 587599 | 185329 | TQ875853 |
| SS1 1HH | Milton | 51.536918 | 0.705733 | 587747 | 185471 | TQ877854 |
| SS1 1HJ | Milton | 51.537305 | 0.708064 | 587907 | 185521 | TQ879855 |
| SS1 1HL | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS1 1HN | Milton | 51.53516 | 0.705528 | 587740 | 185275 | TQ877852 |
| SS1 1HP | Milton | 51.535955 | 0.701869 | 587483 | 185355 | TQ874853 |
| SS1 1HQ | Milton | 51.535498 | 0.706471 | 587804 | 185316 | TQ878853 |
| SS1 1HR | Milton | 51.535543 | 0.713454 | 588288 | 185338 | TQ882853 |
| SS1 1HS | Milton | 51.536815 | 0.713284 | 588271 | 185479 | TQ882854 |
| SS1 1HT | Milton | 51.536624 | 0.713402 | 588280 | 185459 | TQ882854 |
| SS1 1HU | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS1 1HW | Milton | 51.535975 | 0.699837 | 587342 | 185352 | TQ873853 |
| SS1 1HX | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS1 1HY | Milton | 51.537257 | 0.706647 | 587809 | 185512 | TQ878855 |
| SS1 1HZ | Milton | 51.536217 | 0.713494 | 588288 | 185413 | TQ882854 |
| SS1 1JA | Milton | 51.535197 | 0.713635 | 588302 | 185300 | TQ883853 |
| SS1 1JD | Milton | 51.535543 | 0.713454 | 588288 | 185338 | TQ882853 |
| SS1 1JE | Milton | 51.53484 | 0.713902 | 588322 | 185261 | TQ883852 |
| SS1 1JF | Milton | 51.536583 | 0.71402 | 588323 | 185456 | TQ883854 |
| SS1 1JG | Milton | 51.535743 | 0.714143 | 588335 | 185362 | TQ883853 |
| SS1 1JH | Milton | 51.534299 | 0.713581 | 588302 | 185200 | TQ883852 |
| SS1 1JJ | Milton | 51.534299 | 0.713581 | 588302 | 185200 | TQ883852 |
| SS1 1JL | Milton | 51.534299 | 0.713581 | 588302 | 185200 | TQ883852 |
| SS1 1JN | Milton | 51.53746 | 0.713784 | 588303 | 185552 | TQ883855 |
| SS1 1JP | Milton | 51.537027 | 0.712302 | 588202 | 185500 | TQ882855 |
| SS1 1JQ | Milton | 51.534299 | 0.713581 | 588302 | 185200 | TQ883852 |
| SS1 1JR | Milton | 51.537925 | 0.712355 | 588202 | 185600 | TQ882856 |
| SS1 1JS | Milton | 51.536237 | 0.714173 | 588335 | 185417 | TQ883854 |
| SS1 1JT | Milton | 51.538393 | 0.713522 | 588281 | 185656 | TQ882856 |
| SS1 1JU | Milton | 51.537566 | 0.709204 | 587985 | 185552 | TQ879855 |
| SS1 1JW | Milton | 51.537369 | 0.708414 | 587931 | 185529 | TQ879855 |
| SS1 1JX | Milton | 51.539506 | 0.712824 | 588228 | 185777 | TQ882857 |
| SS1 1JY | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS1 1JZ | Milton | 51.534333 | 0.712141 | 588202 | 185201 | TQ882852 |
| SS1 1LA | Milton | 51.538823 | 0.712408 | 588202 | 185700 | TQ882857 |
| SS1 1LB | Milton | 51.538085 | 0.713619 | 588289 | 185622 | TQ882856 |
| SS1 1LD | Milton | 51.537027 | 0.712302 | 588202 | 185500 | TQ882855 |
| SS1 1LE | Milton | 51.537925 | 0.712355 | 588202 | 185600 | TQ882856 |
| SS1 1LF | Milton | 51.538085 | 0.713619 | 588289 | 185622 | TQ882856 |
| SS1 1LG | Milton | 51.538857 | 0.710968 | 588102 | 185701 | TQ881857 |
| SS1 1LH | Milton | 51.537966 | 0.712934 | 588242 | 185607 | TQ882856 |
| SS1 1LJ | Milton | 51.538558 | 0.712595 | 588216 | 185671 | TQ882856 |
| SS1 1LL | Milton | 51.539173 | 0.712069 | 588177 | 185739 | TQ881857 |
| SS1 1LN | Milton | 51.539922 | 0.71194 | 588165 | 185821 | TQ881858 |
| SS1 1LQ | Milton | 51.537627 | 0.713174 | 588260 | 185569 | TQ882855 |
| SS1 1LR | Milton | 51.538151 | 0.712311 | 588198 | 185625 | TQ881856 |
| SS1 1LS | Milton | 51.53889 | 0.709528 | 588002 | 185701 | TQ880857 |
| SS1 1LT | Milton | 51.539251 | 0.710256 | 588051 | 185743 | TQ880857 |
| SS1 1LU | Milton | 51.539646 | 0.710683 | 588079 | 185788 | TQ880857 |
| SS1 1LW | Milton | 51.538154 | 0.712181 | 588189 | 185625 | TQ881856 |
| SS1 1LX | Milton | 51.539646 | 0.710683 | 588079 | 185788 | TQ880857 |
| SS1 1LY | Milton | 51.538462 | 0.709358 | 587992 | 185652 | TQ879856 |
| SS1 1LZ | Milton | 51.538685 | 0.709833 | 588024 | 185678 | TQ880856 |
| SS1 1NA | Milton | 51.538105 | 0.710015 | 588039 | 185614 | TQ880856 |
| SS1 1NB | Milton | 51.538619 | 0.710363 | 588061 | 185673 | TQ880856 |
| SS1 1ND | Milton | 51.537962 | 0.711939 | 588173 | 185604 | TQ881856 |
| SS1 1NE | Milton | 51.538555 | 0.711974 | 588173 | 185670 | TQ881856 |
| SS1 1NF | Milton | 51.539679 | 0.70806 | 587897 | 185784 | TQ878857 |
| SS1 1NG | Milton | 51.538933 | 0.708824 | 587953 | 185703 | TQ879857 |
| SS1 1NH | Milton | 51.537566 | 0.709204 | 587985 | 185552 | TQ879855 |
| SS1 1NJ | Milton | 51.538402 | 0.708475 | 587931 | 185644 | TQ879856 |
| SS1 1NL | Milton | 51.5393 | 0.708139 | 587904 | 185743 | TQ879857 |
| SS1 1NN | Milton | 51.539338 | 0.711155 | 588113 | 185754 | TQ881857 |
| SS1 1NP | Milton | 51.537586 | 0.709926 | 588035 | 185557 | TQ880855 |
| SS1 1NQ | Milton | 51.538379 | 0.70905 | 587971 | 185642 | TQ879856 |
| SS1 1NR | Milton | 51.537151 | 0.712756 | 588233 | 185515 | TQ882855 |
| SS1 1NS | Milton | 51.538713 | 0.710945 | 588101 | 185684 | TQ881856 |
| SS1 1NT | Milton | 51.539854 | 0.710624 | 588074 | 185811 | TQ880858 |
| SS1 1NU | Milton | 51.53989 | 0.711015 | 588101 | 185816 | TQ881858 |
| SS1 1NW | Milton | 51.539754 | 0.710257 | 588049 | 185798 | TQ880857 |
| SS1 1NX | Milton | 51.540073 | 0.708545 | 587929 | 185830 | TQ879858 |
| SS1 1NY | Milton | 51.539219 | 0.712014 | 588173 | 185743 | TQ881857 |
| SS1 1NZ | Victoria | 51.540422 | 0.710167 | 588040 | 185872 | TQ880858 |
| SS1 1PA | Victoria | 51.541841 | 0.705203 | 587690 | 186018 | TQ876860 |
| SS1 1PB | Milton | 51.539855 | 0.706701 | 587802 | 185801 | TQ878858 |
| SS1 1PD | Milton | 51.539821 | 0.708141 | 587902 | 185800 | TQ879858 |
| SS1 1PE | Victoria | 51.540488 | 0.710056 | 588032 | 185880 | TQ880858 |
| SS1 1PF | Victoria | 51.54063 | 0.707006 | 587820 | 185887 | TQ878858 |
| SS1 1PG | Milton | 51.540116 | 0.707062 | 587826 | 185830 | TQ878858 |
| SS1 1PH | Milton | 51.53991 | 0.703531 | 587582 | 185799 | TQ875857 |
| SS1 1PJ | Milton | 51.539743 | 0.701805 | 587463 | 185776 | TQ874857 |
| SS1 1PL | Victoria | 51.540833 | 0.709124 | 587966 | 185916 | TQ879859 |
| SS1 1PN | Victoria | 51.540224 | 0.701588 | 587446 | 185828 | TQ874858 |
| SS1 1PP | Victoria | 51.541841 | 0.705203 | 587690 | 186018 | TQ876860 |
| SS1 1PQ | Milton | 51.540176 | 0.705234 | 587699 | 185832 | TQ876858 |