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
San Mateo County, California spur of the Santa Cruz Mountains that run through the county. The northern and north-east parts of the county are very heavy densely populated with largely urban and suburban areas, with many of its cities as edge-cities for the Bay Area, whilst the deep south and the west central parts of the county are less heavy densely populated with more rural environment and coastal beaches areas. San Mateo County straddles the San Francisco Peninsula, with the Santa Cruz Mountains running its entire length. The county encompasses a variety of habitats including estuarine, marine, oak woodland, redwood forest, coastal scrub and