Mansfield, city (71,325) and district, Nottinghamshire, central England, on the western border of Sherwood Forest. The city lies in a coal district, with manufactures of hosiery, shoes, and metal products. Limestone and red and white sandstone are quarried nearby. Prehistoric cave dwellings are in the vicinity, as is a medieval church. The grammar school there was founded in 1561. Mansfield Woodhouse, a nearby mining and quarrying town, was once a forest post for guarding against wolves.