Messmer High School is a private, Catholic, coeducational institution that serves students in grades nine through 12. It offers a range of academic subjects, such as English, theology, mathematics, social studies, science, foreign languages, physical education and fine arts. The school also provides financial assistance and organizes field trips for its students. It provides opportunities for its students to participate in a variety of athletic activities, such as football, volleyball, soccer, cross country, basketball, baseball and track. It is approved by the Independent School Association of the Central States, the Wisconsin Religious and Independent Schools Accreditation Association and the North Central Association. The high school is a part of Messmer Catholic Schools and is located in Milwaukee.