Area classifications group together geographic areas according to key characteristics common to the population in that grouping. These groupings are called clusters and are derived using census data. The area classifications are hierarchical classifications, consisting of three tiers: supergroups, groups and subgroups.
The UK Data Service website will be undergoing an upgrade to our systems from Thursday 23 August until Wednesday 29 August inclusive. Some parts of the current website, account area and data catalogue will be unavailable. Normal services are expected to resume on 30 August 2018. We apologise for any inconvenience.