In 2004-05, a new middle school was added, so that students can complete their education through the eighth grade.

In 2019-20, the school announced the expansion of its innovative Early Childhood Education Program to include children starting at age 2.

There are no other academic programs for two-year-old children offered by independent schools within a commutable distance of Englewood, New Jersey.

The school's 14-acre (57,000 m2) campus encompasses three classroom buildings, two gymnasiums/performing arts center, three playgrounds, playing field, and a running brook.

The Little School, built in 1939, is home to first through fourth graders, while nursery and kindergarteners are in Chilton House, designed in 1970.