[2] Mother Ruth, a biracial nun from Harlem, obtained her bachelor's degree from St. Hilda's College, University of Toronto.

[5] In middle school students may participate in the following team sports: soccer, track and field, volleyball, cross-country, basketball, softball, baseball.

In 2014, St. Hilda's & St. Hugh's began a pilot program to work with St. Pierre Community School in Madras, Haiti, a northern fishing village.

[6] A uniform consisting of a white shirt and blue or plaid skirt for girls, and tan pants for boys, is compulsory for students in grades 1–8.

Every year, the school presents a Christmas pageant that was written by Madeleine L’Engle, the renowned author of a Wrinkle in Time, who was a member of the faculty when the novel was published.

[8] Building features include: Graduates of St. Hilda's & St. Hugh's go on to attend a variety of day, boarding and specialized public high schools.