Sutton-in-Ashfield is a market town in Nottinghamshire, England, with a population of 48,527 in 2019. It is the largest town in the district of Ashfield, four miles west of Mansfield, 2 miles (3 km) from the Derbyshire border and 12 miles (19 km) north of Nottingham.

Nottinghamshire is a ceremonial county in the East Midlands of England. The county borders South Yorkshire to the north-west, Lincolnshire to the east, Leicestershire to the south, and Derbyshire to the west. The largest settlement is the city of Nottingham (323,632).