Derbyshire is a county in England that has an area of just over 1,000 square miles. It is surrounded by three other counties: Staffordshire to its north, Cheshire to its west and Leicestershire to its south. The population of Derby is around 825,500, making it England’s 21st largest county. The current population of Derbyshire, as recorded in 2016, is estimated at 1.09 million people. This represents a slight rise of 0.8% on 2014’s figure, which was 1.07 million people. The population density of Derbyshire is calculated at 331 people per square kilometre (839/square mile). By comparison, England’s overall population density is calculated at 229 people per square kilometre (590/square mile).