Demography of Cumbria is bordered with Scotland to the north, the Irish Sea to the west, Northumberland to the north-east, County Durham to the east and North Yorkshire to the south-east. Carlisle is the largest and only city in the county, whilst Barrow-in-Furness (the largest town) is twice as large as the second largest town (Kendal). The twenty most populous settlements in Cumbria are listed below. Cumbria as a whole is the second least densely populated county in England with only 73 people per square kilometre. Despite it being the third largest in area (6,768 km²), about a third of the county is
Sussex in the High Middle Ages Essex and Kent, Sussex received some of the most migrants from what is now France after the Norman conquest. Sussex's population in 1086 has been estimated at about 66,000, doubling to 123,000 by 1290. In the High Middle Ages, the Sussex coast was one of the most densely populated parts of England. At the time of the Domesday Book in 1086 coastal Sussex and parts of Suffolk and Norfolk were the only parts of England to record a population density of 20 people per square mile, twice the average for England. Coastal Sussex remained amongst the most densely populated areas