The Borough of Chesterfield is a non-metropolitan district with borough status in Derbyshire, England. It is named after the town of Chesterfield, its largest settlement, and also contains the town of Staveley and the large village of Brimington.

Chesterfield is a market and industrial town in the ceremonial county of Derbyshire, England. It is 24 miles (39 km) north of Derby and 11 miles (18 km) south of Sheffield at the confluence of the Rivers Rother and Hipper. In 2011, the built-up-area subdivision had a population of 88,483, making it the second-largest settlement in Derbyshire, after Derby. The wider Borough of Chesterfield had a population of 103,569 in the 2021 Census. In 2021, the town itself had a population of 76,402.