This page provides postcode data for the Southampton UK Unitary Authority.
In 2021, Southampton contained approximately 102,300 households with a population of about 249,000
In 2011, Southampton contained approximately 98,244 households with a population of about 236,855
| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| SO18 5SU | Harefield | 50.916938 | -1.349807 | 445803 | 113254 | SU458132 |
| SO18 5SW | Harefield | 50.91754 | -1.349756 | 445806 | 113321 | SU458133 |
| SO18 5SZ | Harefield | 50.921251 | -1.355808 | 445377 | 113730 | SU453137 |
| SO18 5TB | Harefield | 50.923267 | -1.346347 | 446040 | 113960 | SU460139 |
| SO18 5TD | Harefield | 50.92273 | -1.348332 | 445901 | 113899 | SU459138 |
| SO18 5TE | Harefield | 50.915234 | -1.330044 | 447194 | 113077 | SU471130 |
| SO18 5TF | Thornhill | 50.914906 | -1.330731 | 447146 | 113040 | SU471130 |
| SO18 5TG | Thornhill | 50.913217 | -1.329575 | 447229 | 112853 | SU472128 |
| SO18 5TH | Thornhill | 50.914768 | -1.330207 | 447183 | 113025 | SU471130 |
| SO18 5TJ | Thornhill | 50.914036 | -1.32962 | 447225 | 112944 | SU472129 |
| SO18 5TN | Thornhill | 50.914348 | -1.329103 | 447261 | 112979 | SU472129 |
| SO18 5TP | Harefield | 50.914776 | -1.337959 | 446638 | 113021 | SU466130 |
| SO18 5TQ | Thornhill | 50.914426 | -1.33657 | 446736 | 112983 | SU467129 |
| SO18 5TR | Harefield | 50.914904 | -1.335141 | 446836 | 113037 | SU468130 |
| SO18 5TS | Thornhill | 50.914682 | -1.332598 | 447015 | 113014 | SU470130 |
| SO18 5TT | Harefield | 50.915271 | -1.331651 | 447081 | 113080 | SU470130 |
| SO18 5TU | Thornhill | 50.913792 | -1.32951 | 447233 | 112917 | SU472129 |
| SO18 5TW | Thornhill | 50.914495 | -1.334436 | 446886 | 112992 | SU468129 |
| SO18 5WH | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WJ | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WL | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WR | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WS | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WT | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WU | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5WY | Harefield | 50.918696 | -1.344206 | 446195 | 113453 | SU461134 |
| SO18 5WZ | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5ZA | Thornhill | 50.914565 | -1.335644 | 446801 | 112999 | SU468129 |
| SO18 5ZB | Harefield | 50.918687 | -1.344206 | 446195 | 113452 | SU461134 |
| SO18 5ZD | Harefield | 50.918696 | -1.344206 | 446195 | 113453 | SU461134 |
| SO18 5ZE | Thornhill | 50.914565 | -1.335644 | 446801 | 112999 | SU468129 |
| SO18 5ZF | Harefield | 50.918687 | -1.344206 | 446195 | 113452 | SU461134 |
| SO18 5ZG | Harefield | 50.918696 | -1.344206 | 446195 | 113453 | SU461134 |
| SO18 5ZH | Harefield | 50.918696 | -1.344206 | 446195 | 113453 | SU461134 |
| SO18 5ZJ | Harefield | 50.918696 | -1.344206 | 446195 | 113453 | SU461134 |
| SO18 5ZQ | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5ZR | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 5ZX | Bitterne Park | 50.917731 | -1.386713 | 443208 | 113320 | SU432133 |
| SO18 6AA | Harefield | 50.917087 | -1.354116 | 445500 | 113268 | SU454132 |
| SO18 6AB | Harefield | 50.916865 | -1.354503 | 445473 | 113243 | SU454132 |
| SO18 6AD | Harefield | 50.917471 | -1.353513 | 445542 | 113311 | SU455133 |
| SO18 6AE | Harefield | 50.917073 | -1.353205 | 445564 | 113267 | SU455132 |
| SO18 6AF | Harefield | 50.918223 | -1.352962 | 445580 | 113395 | SU455133 |
| SO18 6AG | Harefield | 50.917628 | -1.352742 | 445596 | 113329 | SU455133 |
| SO18 6AH | Harefield | 50.917888 | -1.352483 | 445614 | 113358 | SU456133 |
| SO18 6AJ | Harefield | 50.917986 | -1.354089 | 445501 | 113368 | SU455133 |
| SO18 6AL | Harefield | 50.917743 | -1.354035 | 445505 | 113341 | SU455133 |
| SO18 6AN | Harefield | 50.917326 | -1.35508 | 445432 | 113294 | SU454132 |
| SO18 6AP | Harefield | 50.916168 | -1.355295 | 445418 | 113165 | SU454131 |
| SO18 6AQ | Harefield | 50.916862 | -1.355712 | 445388 | 113242 | SU453132 |
| SO18 6AR | Harefield | 50.918431 | -1.354865 | 445446 | 113417 | SU454134 |
| SO18 6AS | Harefield | 50.918928 | -1.355186 | 445423 | 113472 | SU454134 |
| SO18 6AT | Harefield | 50.91906 | -1.354729 | 445455 | 113487 | SU454134 |
| SO18 6AU | Harefield | 50.919334 | -1.3539 | 445513 | 113518 | SU455135 |
| SO18 6AW | Harefield | 50.919768 | -1.354278 | 445486 | 113566 | SU454135 |
| SO18 6AX | Harefield | 50.919755 | -1.35526 | 445417 | 113564 | SU454135 |
| SO18 6AY | Harefield | 50.920403 | -1.355307 | 445413 | 113636 | SU454136 |
| SO18 6AZ | Harefield | 50.91925 | -1.356518 | 445329 | 113507 | SU453135 |
| SO18 6BA | Harefield | 50.919104 | -1.356151 | 445355 | 113491 | SU453134 |
| SO18 6BB | Harefield | 50.918373 | -1.355748 | 445384 | 113410 | SU453134 |
| SO18 6BD | Harefield | 50.918101 | -1.356876 | 445305 | 113379 | SU453133 |
| SO18 6BE | Harefield | 50.918266 | -1.357514 | 445260 | 113397 | SU452133 |
| SO18 6BF | Harefield | 50.918027 | -1.356521 | 445330 | 113371 | SU453133 |
| SO18 6BG | Harefield | 50.917838 | -1.358202 | 445212 | 113349 | SU452133 |
| SO18 6BH | Harefield | 50.919194 | -1.352835 | 445588 | 113503 | SU455135 |
| SO18 6BJ | Harefield | 50.917029 | -1.358214 | 445212 | 113259 | SU452132 |
| SO18 6BL | Harefield | 50.916863 | -1.357405 | 445269 | 113241 | SU452132 |
| SO18 6BN | Harefield | 50.918544 | -1.357368 | 445270 | 113428 | SU452134 |
| SO18 6BP | Harefield | 50.916798 | -1.357022 | 445296 | 113234 | SU452132 |
| SO18 6BR | Peartree | 50.915127 | -1.360743 | 445036 | 113046 | SU450130 |
| SO18 6BS | Peartree | 50.915127 | -1.360743 | 445036 | 113046 | SU450130 |
| SO18 6BT | Harefield | 50.915552 | -1.354592 | 445468 | 113097 | SU454130 |
| SO18 6BU | Peartree | 50.915218 | -1.360856 | 445028 | 113056 | SU450130 |
| SO18 6BW | Harefield | 50.920731 | -1.356128 | 445355 | 113672 | SU453136 |
| SO18 6BX | Harefield | 50.915242 | -1.356972 | 445301 | 113061 | SU453130 |
| SO18 6LA | Harefield | 50.914676 | -1.355557 | 445401 | 112999 | SU454129 |
| SO18 6LW | Harefield | 50.915289 | -1.354126 | 445501 | 113068 | SU455130 |
| SO18 6LX | Harefield | 50.915044 | -1.353689 | 445532 | 113041 | SU455130 |
| SO18 6LY | Harefield | 50.916422 | -1.354125 | 445500 | 113194 | SU454131 |
| SO18 6NJ | Harefield | 50.916139 | -1.353289 | 445559 | 113163 | SU455131 |
| SO18 6NL | Harefield | 50.916314 | -1.35249 | 445615 | 113183 | SU456131 |
| SO18 6NN | Harefield | 50.916407 | -1.353115 | 445571 | 113193 | SU455131 |
| SO18 6NP | Harefield | 50.920813 | -1.35459 | 445463 | 113682 | SU454136 |
| SO18 6NQ | Harefield | 50.918204 | -1.351113 | 445710 | 113394 | SU457133 |
| SO18 6NR | Harefield | 50.917314 | -1.352761 | 445595 | 113294 | SU455132 |
| SO18 6NS | Harefield | 50.918843 | -1.352882 | 445585 | 113464 | SU455134 |
| SO18 6NT | Harefield | 50.918273 | -1.352179 | 445635 | 113401 | SU456134 |
| SO18 6NU | Harefield | 50.91965 | -1.352515 | 445610 | 113554 | SU456135 |
| SO18 6NW | Harefield | 50.920228 | -1.352863 | 445585 | 113618 | SU455136 |
| SO18 6NX | Harefield | 50.92002 | -1.351144 | 445706 | 113596 | SU457135 |
| SO18 6NY | Harefield | 50.920153 | -1.350673 | 445739 | 113611 | SU457136 |
| SO18 6PA | Harefield | 50.92112 | -1.354757 | 445451 | 113716 | SU454137 |
| SO18 6PG | Harefield | 50.920079 | -1.356905 | 445301 | 113599 | SU453135 |
| SO18 6PH | Harefield | 50.921014 | -1.355214 | 445419 | 113704 | SU454137 |
| SO18 6PJ | Harefield | 50.921608 | -1.353712 | 445524 | 113771 | SU455137 |
| SO18 6PL | Harefield | 50.921335 | -1.352976 | 445576 | 113741 | SU455137 |
| SO18 6PN | Harefield | 50.921671 | -1.348817 | 445868 | 113781 | SU458137 |
| SO18 6PP | Harefield | 50.922537 | -1.346115 | 446057 | 113879 | SU460138 |
| SO18 6QN | Harefield | 50.922005 | -1.350718 | 445734 | 113817 | SU457138 |
| SO18 6RU | Harefield | 50.917123 | -1.357302 | 445276 | 113270 | SU452132 |