St. Thomas University is accredited by Southern Association of Colleges and Schools, Commission on Colleges. It has 3 programmatic accredited programs.
The following table describes the detail information of institutional accreditation information.
Institutional Accreditation
| Agency Name | Accreditation Status | Periods |
| Southern Association of Colleges and Schools, Commission on Colleges | Accredited | 1/1/1968 - Current |
Programmatic Accreditation
| Program | Accreditation Status | Periods |
| Law (LAW) - Professional schools | Accredited | 7/1/1988 - Current (Estimated Date) |
| Program | Accreditation Status | Periods |
| Nursing (CNURED) - Nursing education programs at the baccalaureate degree levels | Accredited | 11/6/2017 - Current |
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| Nursing (CNURED) - Nursing education programs at the graduate degree levels | Accredited | 11/6/2017 - Current |