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
Tongdao Dong Autonomous County Tongdao Dong Autonomous County Tongdao (the full name: ""Tongdao Dong Autonomous County"", ; usually referred to as ""Tongdao County"", ) is an autonomous county of Dong people in Hunan Province, China, it is under the administration of the prefecture-level city of Huaihua. Tongdao is also the 5th least-populous county of the province (after Shaoshan, Guzhang, Shuangpai and Yanling). Located on the south western corner of Hunan province, Tongdao borders Guizhou to the west and Guangxi to the south. The county lies in the southernmost part of Huaihua, it is the least populous and least densely populated county-level division of Huaihua.