National census data is the best tool – the gold standard – for obtaining the full, detailed picture of how the UK’s population is changing at the local level. In November 2022, the publication of 2021 Census data on ethnic groups presented an unrivalled opportunity to gain insights into the changing ethnic mosaic of England and Wales. Read more about our research evidencing decreasing ethnic residential segregation and increasing ethnic diversity across neighbourhood in England and Wales, in The Conversation (January 2023): https://theconversation.com/census-data-shows-england-and-wales-are-more-ethnically-diverse-and-less-segregated-than-ever-before-197156