Simpson University is accredited by WASC Senior College and University Commission. It has 1 programmatic accredited programs.
The following table describes the detail information of institutional accreditation information.
Institutional Accreditation
| Agency Name | Accreditation Status | Periods |
| WASC Senior College and University Commission | Accredited | 1/31/1969 - Current |
Programmatic Accreditation
| Program | Accreditation Status | Periods |
| Nursing (CNURED) - Nursing education programs at the baccalaureate degree levels | Accredited | 1/28/2015 - Current |