Information relating to the 2021 interim Area Classification for Output Areas is hosted externally.
The 2021 OAC can be viewed and downloaded from the Consumer Data Research Centre website. The classification data is available for download in different formats, including .csv, and as geospatial files in Shapefile and GPKG formats.
Additionally, there is an open-access methodological paper available for download, a postcode search tool, Pen Portraits describing the characteristics of each of the Supergroups, Groups and Subgroups, and a Local Authority Atlas which includes a summary and map of the classification for each of the 318 local authorities across England and Wales.
The classification can also be viewed directly.