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State of Illinois High School Diploma (GED®/HISET®) FAQ

Find what you need in our searchable FAQ.

Who is eligible for the GED/HiSET preparatory classes?


You must be at least 16 and not enrolled in high school. If you are 16 or 17 years old, you must provide a letter of separation from the high school in your district. You can view more information here.


Adult Basic Education Center

Building K, Room K100
Fax: 847-931-3919