Mundelein HS is a comprehensive 9-12 high school serving Mundelein and surrounding areas. It offers course programs for students at all levels including honors courses and 23 Advanced Placement courses. The school district just opened a 3-story building addition that houses math and science labs, a free standing STEM lab and a Business Incubator Lab. More than 85 percent of its graduates go on to post-secondary education. The school also offers 29 different sports and 40+ clubs/organizations.