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
Bieszczady County . As of 2006 its total population is 22,213, of which the population of Ustrzyki Dolne is 9,478 and the rural population is 12,735. Its average population density of 19.5 persons per square kilometre (50.5 per square mile) makes it the least densely populated county in Poland. The county includes the greater part of Bieszczady National Park ("Bieszczadzki Park Narodowy"), and of the Polish part of the UNESCO-designated East Carpathian Biosphere Reserve. Bieszczady County is bordered by Lesko County to the west and Przemyśl County to the north. It also borders Ukraine to the east and south. The county is