B A R N A R D C A S T L E S C H O O L Cleaner INFORMATION FOR APPLICANTS BARNARD CASTLE SCHOOL | BARNARD CASTLE | COUNTY DURHAM DL12 8UN | UNITED KINGDOM The History of Barnard Castle School Barnard Castle School has its roots in the medieval past and its eyes set firmly on the future. The school traces its origins back to the nearby Hospital of St John, which was an educational and religious community established by John de Balliol in 1229. He was also the found...