The Inver Grove Heights Board of Education requires a minimum of 66 trimester credits for graduation. Simley High School operates on a seven-period school day, which enables students to acquire the minimum credits needed for graduation. Students wishing to enhance their skills can earn a maximum of 84 credits.

Required credits include: (48)

• Communications (English)         12 credits
• Health and Wellness                  2 credits
• Mathematics                               9 credits
• Physical Education                     4 credits
• Science                                      9 credits
• Social Studies                            12 credits

Elective credits: (18)

These include classes in art, business, family science, industrial technology, music, and world languages, as well as the disciplines listed above.

In addition to the credit requirements listed above for graduation, students must pass the Basic Standards Tests in reading, mathematics, and written composition.