Southern Illinois University Edwardsville at Alton High School is accredited by Higher Learning Commission. Southern Illinois University Edwardsville at Alton High School does not have any programmatic or internship/residency accredited programs.
The following table describes the detail information of institutional accreditation information.
Institutional Accreditation
| Agency Name | Accreditation Status | Periods |
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| Higher Learning Commission | Accredited | 12/19/2011 - Current |
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