Worksop is a market town in the Bassetlaw District in Nottinghamshire, England. It is located 15 miles (24 km) south of Doncaster, 15 miles (24 km) south-east of Sheffield and 24 miles (39 km) north of Nottingham. Located close to Nottinghamshire's borders with South Yorkshire and Derbyshire, it is on the River Ryton and not far from the northern edge of Sherwood Forest. Other nearby towns include Chesterfield, Gainsborough, Mansfield and Retford. The population of the town was recorded at 44,733 in the 2021 Census. To the south of Worksop is the area of the Dukeries.