[6] In 1985, an addition on the south side was opened, designed by Albert Kahn & Associates, which included performing arts facilities, a new pool, and a student cafeteria, and a wing of the building was remodeled for computer and business classes.

[6][7] Departments in the 1922 building were grouped by floor; facilities included a foundry and machine shops that were used for training by Ford outside school hours, and the auditorium was used as a practice hall by the Detroit Symphony Orchestra.

[12] Cass offers over twenty advanced placement courses including language composition, history, chemistry, calculus, and physics.

[14] Cass Tech students' strong academic performances draw recruiters from across the country, including Ivy League representatives eager to attract the top minority applicants.

The CTMB (marching band), under the direction of Sharon Allen, has performed for Patti LaBelle, Sinbad, and Jay Z as well as various college and university homecomings.

[citation needed] In 2010, the CTMB participated in Norfolk State University's Homecoming and won first place in the McDonald's Battle of the Bands.

[citation needed] He was the first African-American to receive the title of the "world's fastest human" after winning gold medals in the 100 and 200 meters events at the 1932 Summer Olympics in Los Angeles.

[7] The alumni association announced plans in April 2007 to renovate it as a multi-use center including arts spaces, retail, and residences,[6] but in July 2007 a fire damaged the 1922 section.

[1] In 2022 MJ Galbraith of Model D Media stated that "a sizable" group of students of Bengali heritage attend Cass Tech.

[36] Of the students attending Cass Technical High School in 2021–22, 1,832 (76.2%) of them are Black, 277 (11.5%) are Hispanic, 223 (9.3%) are Asian, 57 (2,4%) are White, 6 (0.2%) are American Indian or Alaska Native, and 9 (0.4%) are multi-racial.