Glossop is a market town in the borough of High Peak, Derbyshire, England, 15 miles (24 km) east of Manchester, 24 miles (39 km) north-west of Sheffield and 32 miles (51 km) north of Matlock. Near Derbyshire's borders with Cheshire, Greater Manchester, South Yorkshire and West Yorkshire, between 150 and 300 metres above sea level, it is bounded by the Peak District National Park to the south, east and north. In 2021, it had a population of 17,825.