Located in the Roman Catholic Diocese of Providence, The Prout School was founded in 1966 by the Sisters of the Cross and Passion of Manchester, England and named after Mother Mary Joseph Prout, the order's founder.

The theatre department puts on a play in the winter and a musical in the fall and spring.

The dance, music, and visual arts departments have a joint program every December and June.

The school's chapter of the Rhode Island Model Legislature has been highly successful in recent years.

[citation needed] In the 2020–2021 school year (the Seventy-Fourth Rhode Island Model Legislature), the club enjoyed its most successful year, with Michael J. Garman, the leader of the Liberal Party, serving as President of the Senate and Ruth Axford as Senate Conservative Leader.