Chesterfiel is a historic market town and local government district in Derbyshire, a county in England. It lies north of Derby, on a confluence of the rivers Rother and Hipper. Including Staveley, the population (2001) is 100,879, although the town itself is 70,260. It is Derbyshire's largest town (Derby itself being a city), although the county town of Derbyshire is Matlock in the Derbyshire Dales. Around 250,000 people live in the immediate area nearby including Dronfield, Bolsover, Staveley, Shirebrook and Clay Cross. It is located on the A61, fairly close to the M1 (via the A617 to junction 29).