[2][3] Dwight offers the International Baccalaureate curriculum to students ages two through grade twelve.

[4] In 1880, the New York School of Languages was founded on 15 West 43rd Street as an academy of classical studies.

Timothy Dwight, President of Yale University asked the school to pioneer a math and science program to replace traditional Greek and Latin as an entrance requirement.

[11] Spahn serves on the Boards of the International Baccalaureate Fund and the Rubin Museum of Art.

The Lower School (grades 1–5) is located on the main campus and occupies a brownstone at 17 West 88th Street.

In 2012, the school added additional classrooms and athletics space by expanding into the adjoining brownstone located at 22 West 89th Street.

Dwight offers rolling admissions for international families due to the wide range of academic calendars around the world.

[15] Through this program, each student receives a joint Capital Normal/Dwight School diploma with strong emphasis on English as a Second Language.

DSAC is equipped with a full-sized swimming pool, a full sized basketball and volleyball court, a smaller weight-lifting room, and has turf on the roof for soccer.

Dwight participates in the following sports: The demographic breakdown of the 574 students enrolled for the 2013–14 school year was as follows.