Dominican University New York holds membership in the following associations:
- Acadeum College Consortium
- American Association of Collegiate Registrars and Admissions Officers
- American Council on Education
- Association for the Advancement of Sustainability in Higher Education
- Association of American Colleges and Universities
- Association of Catholic Colleges and Universities
- Association of Governing Boards of Universities and Colleges
- College and University Professional Association for Human Resources
- College Board
- Commission on Independent Colleges and Universities
- Council for Advancement & Support of Education
- Council for Higher Education Accreditation
- Council of Independent Colleges
- Dominican Colleges & Universities Consortium
- Dominican Higher Education Council
- Hispanic Association of Colleges and Universities
- Lower Cost Models Consortium
- Lower Hudson Valley Catholic Colleges and Universities Consortium
- National Association of College and University Business Officers
- National Association of Independent Colleges and Universities
- National Collegiate Athletic Association (Division II)
- National Council of State Authorization of Reciprocity Agreements
- Society for College and University Planning