Cumberland is one of the 39 historic counties of England. It formed an administrative county from 1889 to 1974 (excluding Carlisle from 1915) and now forms part of Cumbria. Early history At the time of the Domesday Book in 1086 most of the county was part of Scotland although some villages in the far south west were included in the Yorkshire section with the Furness region. The historic county boundaries formed by the 12th Century were with Northumberland and County Durham to the east, Westmor… (More on Cumberland)