St Aloysius Convent of Mercy classrooms and boys boarders dormitory (fmr) is located on Stirling Terrace in Toodyay, Western Australia.

This building is a part of the complex built by the Sisters of Mercy to provide accommodation and a school.

[1] This is a two-storey building and was constructed for school rooms and boys dormitories upstairs.

[2] A Grand Ball was held on 11 August 1921 to mark the opening of the new college building.

Another side elevation has three large sash windows with the middle being wider than the two that are flanking it.