Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Harewood Castle is a 12th-century stone hall house and courtyard fortress, located on the Harewood Estate, Harewood, in Leeds, West Yorkshire, England (Grid Reference SE 322457). Harewood Castle is a grade I listed building.The castle was founded by Sir William De Aldeburgh; he was granted a licence to crenellate in 1366. He built the rectangular tower house on a steep slope, where it is visible for miles around. The main block of two storeys is flanked by four angle towers, one being a plain entrance tower; the chapel is situated over the portcullis chamber. The lower kitchen wing is of four storeys, with a barrel-vaulted basement containing the well.