How many people live in each local authority in England and Wales? The first results of Census 2011 are out and they show population by age, sex and housing across the country. Click on a local authority to see the data, use the search to find an address - or use the dropdown menu to see this map in different waysLocal authorities were redrawn in 2010 - this map uses the latest boundaries for all data. The comparisons are between the 2001 population estimates and the latest census