By enrolment, McMaster's largest faculty in September 2016 was the Faculty of Science, with 7,004 full-time and part-time undergraduate and graduate students. The Faculty of Humanities was the smallest faculty by enrolment, with 2,729 full-time and part-time undergraduate and graduate students. The Faculty of Health Sciences holds the highest graduate enrolment, with 1,144 graduate students. A number of university students are enrolled in interdisciplinary programs, administered by two or more faculties, including 549 graduate students. At the undergraduate level, the Arts and Science program is taught jointly by the six faculties at McMaster. Created in 1981, the program aims to provide a broad-based, liberal education, providing substantial work in both the arts and sciences. In September 2016, 278 undergraduate students were enrolled in the Arts and Science program.
