Facts & Figures

- 3rd largest recipient of NIH grant funding among schools of public health
- Established in 1922, one of the three oldest public health academies in the U.S. (see School History)
- Named the Mailman School of Public Health in 1999 in honor of Joseph L. Mailman, a prominent businessman and philanthropist
- More than 19,800 graduates in 102 countries hold leadership positions in government, hospitals, academia, non-governmental institutions, and the private sector
Faculty
- 180 full-time faculty
- Nearly 20% of full-time faculty hold joint or interdisciplinary appointments in Columbia departments, schools, and centers
Educational Programs
- Degrees offered: MPH, MHA, MS, PhD, DrPH
- 10 dual degree programs in areas such as Law, Medicine, International Affairs, and Social Work
- 448 classes offered during the 2024-2025 academic year
- Median class size: 20
Academic Departments
- Biostatistics
- Environmental Health Sciences
- Epidemiology
- Health Policy & Management
- Population & Family Health
- Sociomedical Sciences
2025-2026 Student Body Snapshot
- Total Enrollment: 1,430
- Master‘s Students: 90%
- Doctoral Students: 10%
- Average Age of Entry: 24
- Age Range: 18-65
- Non-U.S. Citizens: 38%
- Countries Represented: 53
- States/Territories Represented: 34
- African-American: 11%
- Asian: 31%
- Latino: 16%
Statistics reflect September 2025 data.