[3] The post–World War II baby boom resulted on increased pressure on class sizes in the Hampstead area.

A new single-storey block comprising three classrooms and ancillary buildings was built to accommodate the junior school.

[8] The Victorian chapel and school buildings were designed by William Munt in a Gothic revival style and was opened by Prince Albert and the Duke of Wellington on 18 June 1858.

[10][11] The buildings were constructed using Kentish rag with Bath stone dressings, tiled roof, a two-storey tower with broached spire, with entrance porch to ground floor.

[12] It was adapted for primary school use in 1953 and underwent major refurbishment in 2007, retaining the Victorian features, such as the scissors trusses.