The Den (previously The New Den) is a football stadium and the home of Millwall Football Club in South Bermondsey, South East London, England, next to the railway line between London Bridge and New Cross Gate and a quarter of a mile from The Old Den. Built on a previous site of housing, a church and the Senegal Fields playing fields, it has an all-seated capacity of 20,146, with the average attendance for the 2014-15 season being 10,902.