the buildings around the main quadrangle in the foundation block are a grade ii listed building, granting them additional protections under english law. this includes the original schoolroom on the lower north side of the quad. lonsdale terrace is another grade ii listed building owned by the school, also built in the mid 19th century. the school did not own, but had use of the former chancel of the priory church, which is a grade i listed building, granting additional protection above grade ii. the school used this room for orchestra and choir practices.