This page provides postcode data for the County Durham UK Unitary Authority.
In 2021, County Durham contained approximately 234,800 households with a population of about 522,100
In 2011, County Durham contained approximately 223,811 households with a population of about 513,270
| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| DL12 0XT | Upper Teesdale | 54.678347 | -2.23105 | 385200 | 531501 | NY851315 |
| DL12 0XU | Upper Teesdale | 54.686767 | -2.257979 | 383467 | 532444 | NY834324 |
| DL12 0XW | Upper Teesdale | 54.672306 | -2.22779 | 385408 | 530828 | NY854308 |
| DL12 0XX | Upper Teesdale | 54.694058 | -2.269072 | 382755 | 533258 | NY827332 |
| DL12 0XY | Upper Teesdale | 54.703376 | -2.281284 | 381972 | 534298 | NY819342 |
| DL12 0XZ | Upper Teesdale | 54.694859 | -2.27654 | 382274 | 533349 | NY822333 |
| DL12 0YA | Upper Teesdale | 54.697185 | -2.285058 | 381726 | 533610 | NY817336 |
| DL12 0YB | Upper Teesdale | 54.698446 | -2.291537 | 381309 | 533752 | NY813337 |
| DL12 0YD | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 0YU | Barnard Castle | 54.544959 | -1.925222 | 404935 | 516636 | NZ049166 |
| DL12 0YX | Upper Teesdale | 54.623553 | -2.079689 | 394953 | 525382 | NY949253 |
| DL12 0YY | Upper Teesdale | 54.697185 | -2.284934 | 381734 | 533610 | NY817336 |
| DL12 0YZ | Upper Teesdale | 54.701563 | -2.299458 | 380800 | 534101 | NY807341 |
| DL12 0ZY | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2AA | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 2AB | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 2AD | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2AE | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BA | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BB | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 2BD | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BE | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 2BF | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 2BG | Lower Teesdale | 54.554294 | -1.922067 | 405138 | 517675 | NZ051176 |
| DL12 2BH | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BJ | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BL | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BN | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BP | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BQ | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BR | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BS | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BT | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BU | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BW | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BX | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2BY | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 2SA | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SB | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SD | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SE | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SF | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SG | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SH | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SJ | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SL | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SN | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SP | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SQ | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SR | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SS | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2ST | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SU | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SW | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 2SX | Barnard Castle | 54.545577 | -1.922392 | 405118 | 516705 | NZ051167 |
| DL12 8AA | Barnard Castle | 54.544968 | -1.925856 | 404894 | 516637 | NZ048166 |
| DL12 8AB | Barnard Castle | 54.545454 | -1.925809 | 404897 | 516691 | NZ048166 |
| DL12 8AD | Barnard Castle | 54.546055 | -1.925097 | 404943 | 516758 | NZ049167 |
| DL12 8AE | Barnard Castle | 54.547015 | -1.922838 | 405089 | 516865 | NZ050168 |
| DL12 8AF | Barnard Castle | 54.546593 | -1.92273 | 405096 | 516818 | NZ050168 |
| DL12 8AG | Barnard Castle | 54.546216 | -1.923751 | 405030 | 516776 | NZ050167 |
| DL12 8AH | Barnard Castle | 54.545445 | -1.9272 | 404807 | 516690 | NZ048166 |
| DL12 8AJ | Barnard Castle | 54.546281 | -1.927508 | 404787 | 516783 | NZ047167 |
| DL12 8AL | Barnard Castle | 54.547521 | -1.926485 | 404853 | 516921 | NZ048169 |
| DL12 8AN | Barnard Castle | 54.547287 | -1.926192 | 404872 | 516895 | NZ048168 |
| DL12 8AP | Barnard Castle | 54.548968 | -1.926699 | 404839 | 517082 | NZ048170 |
| DL12 8AQ | Barnard Castle | 54.546622 | -1.926471 | 404854 | 516821 | NZ048168 |
| DL12 8AR | Barnard Castle | 54.549085 | -1.926266 | 404867 | 517095 | NZ048170 |
| DL12 8AS | Barnard Castle | 54.54921 | -1.925431 | 404921 | 517109 | NZ049171 |
| DL12 8AT | Barnard Castle | 54.549209 | -1.924349 | 404991 | 517109 | NZ049171 |
| DL12 8AU | Barnard Castle | 54.548723 | -1.923546 | 405043 | 517055 | NZ050170 |
| DL12 8AW | Barnard Castle | 54.54753 | -1.927258 | 404803 | 516922 | NZ048169 |
| DL12 8AX | Lower Teesdale | 54.554303 | -1.922067 | 405138 | 517676 | NZ051176 |
| DL12 8AY | Barnard Castle | 54.549594 | -1.921983 | 405144 | 517152 | NZ051171 |
| DL12 8AZ | Barnard Castle | 54.543123 | -1.921655 | 405166 | 516432 | NZ051164 |
| DL12 8BA | Barnard Castle | 54.545166 | -1.925546 | 404914 | 516659 | NZ049166 |
| DL12 8BB | Barnard Castle | 54.547642 | -1.918323 | 405381 | 516935 | NZ053169 |
| DL12 8BD | Barnard Castle | 54.552064 | -1.919489 | 405305 | 517427 | NZ053174 |
| DL12 8BE | Barnard Castle | 54.544905 | -1.925145 | 404940 | 516630 | NZ049166 |
| DL12 8BF | Lower Teesdale | 54.553718 | -1.89648 | 406793 | 517613 | NZ067176 |
| DL12 8BG | Barnard Castle | 54.545129 | -1.924665 | 404971 | 516655 | NZ049166 |
| DL12 8BH | Barnard Castle | 54.545704 | -1.923443 | 405050 | 516719 | NZ050167 |
| DL12 8BJ | Barnard Castle | 54.546789 | -1.920829 | 405219 | 516840 | NZ052168 |
| DL12 8BL | Barnard Castle | 54.547579 | -1.918524 | 405368 | 516928 | NZ053169 |
| DL12 8BN | Lower Teesdale | 54.555075 | -1.920535 | 405237 | 517762 | NZ052177 |
| DL12 8BP | Barnard Castle | 54.548262 | -1.919404 | 405311 | 517004 | NZ053170 |
| DL12 8BQ | Barnard Castle | 54.539253 | -1.925789 | 404899 | 516001 | NZ048160 |
| DL12 8BW | Barnard Castle | 54.544887 | -1.925176 | 404938 | 516628 | NZ049166 |
| DL12 8DA | Barnard Castle | 54.548396 | -1.91744 | 405438 | 517019 | NZ054170 |
| DL12 8DB | Barnard Castle | 54.550859 | -1.919306 | 405317 | 517293 | NZ053172 |
| DL12 8DD | Barnard Castle | 54.551453 | -1.91932 | 405316 | 517359 | NZ053173 |
| DL12 8DE | Barnard Castle | 54.550221 | -1.918905 | 405343 | 517222 | NZ053172 |
| DL12 8DF | Barnard Castle | 54.550553 | -1.918271 | 405384 | 517259 | NZ053172 |
| DL12 8DG | Barnard Castle | 54.548612 | -1.918228 | 405387 | 517043 | NZ053170 |
| DL12 8DH | Barnard Castle | 54.548962 | -1.91747 | 405436 | 517082 | NZ054170 |
| DL12 8DJ | Barnard Castle | 54.549428 | -1.915969 | 405533 | 517134 | NZ055171 |
| DL12 8DL | Barnard Castle | 54.551209 | -1.917481 | 405435 | 517332 | NZ054173 |
| DL12 8DN | Barnard Castle | 54.550373 | -1.91688 | 405474 | 517239 | NZ054172 |
| DL12 8DP | Barnard Castle | 54.55101 | -1.915533 | 405561 | 517310 | NZ055173 |
| DL12 8DQ | Barnard Castle | 54.547974 | -1.917719 | 405420 | 516972 | NZ054169 |