|Number of records||1,757,845|
|Update frequency||Quarterly (Feburary, May, August and November)|
|Data formats||CSV, SQL, XLS|
|Supply||Online download (zip format – 432.9MB)|
This field contains the full 6-8 character postcode unit. All postcodes are written in standard format and include a single space between the outward and inward codes. The file lists every unique postcode unit currently in active use. Historical and obsolete postcodes are not included.
This field contains the relevant postcode district for the postcode – identified by the outward portion of the postcode (the part before the space).
This field contains the relevant populated place for the postcode, as defined by Ordnance Survey.
The ceremonial county (as defined by Ordnance Survey) for each postcode.
This field contains the relevant country name for each postcode.
The grid reference for the postcode. All grid references use the OSGB36 British National Grid.
The easting and northing fields contain the exact coordinates for the center point of each postcode. All eastings and northings use the OSGB36 British National Grid. Coordinates for the Channel Islands and Isle of Man are approximated to postcode district level.
The latitude and longitude fields contain the exact coordinates for the center point of each postcode. For all records the coordinates use the WGS84 World Geodetic System. Coordinates for the Channel Islands and Isle of Man are approximated to postcode district level.
The local goverment area for each postcode (i.e. the name of the relevant unitary authority, borough or district council, or London borough).
The first-level NUTS region for each postcode.
This field contains the resident population of the postcode during the 2011 census. Postcodes with no resident population (City Center Commercial Areas, Industrial Parks, PO Boxes, Airports etc) will have a population of 0. New postcodes introduced since the 2011 census are also listed with a population of 0.
This field contains the type of postcode: Geographic or Non-Geographic. Please note that Non-Geographic postcodes are used for sorting purposes only and the coordinates provided in the data typically indicate the corresponding delivery office.
This field contains a unique identifier for every record in the data. It is 32 character alphanumeric string, created by taking an MD5 hash of all other fields in the record.