ECAC Hockey Membership Members

| Institution | Location_ | Nickname | Founded | Historical_Affiliation | Enrollment | Primary_Conference_ |
|---|---|---|---|---|---|---|
| Brown University | Providence, Rhode Island | Bears | 1764 | Nonsectarian, founded by Baptists, but founding charter promises no religious tests and full liberty of conscience | 7744 | Ivy League |
| Clarkson University | Potsdam, New York | Golden Knights | 1896 | Private/Non-sectarian | 3100 | Liberty League (D-III) |
| Colgate University | Hamilton, New York | Raiders | 1819 | Private/Non-sectarian, founded by Baptists | 2800 | Patriot League |
| Cornell University | Ithaca, New York | Big Red | 1865 | Private/Non-sectarian | 20400 | Ivy League |
| Dartmouth College | Hanover, New Hampshire | Big Green | 1769 | Private/Congregationalist | 5753 | Ivy League |
| Harvard University | Cambridge, Massachusetts | Crimson | 1636 | Private/Unitarian | 20042 | Ivy League |