HMP Bronzefield is an adult and young offender female prison located on the outskirts of Ashford in Surrey, England. Bronzefield is the only purpose-built private prison solely for women in the UK, and is the largest female prison in Europe. The prison is operated by Sodexo Justice Services.

Ashford is a town in Spelthorne, in Surrey, England, 14 mi (23 km) west of central London. Its name derives from a crossing point of the River Ash, a distributary of the River Colne. Historically part of Middlesex, the town has been part of Surrey since 1965. Ashford consists of relatively low density low- and medium-rise buildings, none of them being high rise. If excluding apartments most houses are semi-detached. In 2011 it had a population of 27,382.