The Great Britain Historical Database has been assembled as part of the ongoing Great Britain Historical GIS Project. The project aims to trace the emergence of the north-south divide in Britain and to provide a synoptic view of the human geography of Britain at sub-county scales. Further information about the project is available on A Vision of Britain webpages, where users can browse the database's documentation system online. Registration District Population Totals, 1851-1911 according to Decennial Supplements and Censuses reports. Inter-censal Population Changes (births, marriages, deaths) for Registration Districts, 1851-1911 considering boundary changes. Inter-censal population changes for Twentieth Century Local Government Districts arranged by sex. Please note: this study does not include information on named individuals and would therefore not be useful for personal family history research.