Saffron Walden Cestreforda to the north. After the Norman invasion of 1066, a stone church was built. Walden Castle, dating from about 1140, may have been built on pre-existing fortifications. A priory, Walden Abbey, was founded under the patronage of Geoffrey de Mandeville, first Earl of Essex about 1136, on the site of what is now Audley End village. The abbey was separated from Walden by Holywell Field. After the dissolution of the monasteries, Sir Thomas Audley converted its cloisters into a dwelling. Later this became the site of Audley End House. The market was moved from nearby Newport to Saffron Walden
Saffron Walden Grammar School Mayor Thomas Bradbury (d.1510); her brother, John Leche, was the Rector of Saffron Walden. The grammar school by its constitution was for the benefit of the town and three villages in its vicinity. Joan and her brother, along with the local abbot and monastery, arranged its endowment with local guilds. They erected a school house and school room and Dame Joan "granted a rent charge for the support of a priest and to teach the children grammar after the order and use of Winchester and Eton." In some histories, the school is deemed the successor of the 1423 establishment and