Marquette Catholic High School (Illinois)

Marquette Catholic High School is a private, co-educational Catholic high school located in Alton, Illinois. It is affiliated with the Diocese of Springfield in Illinois.

The school offers a college-preparatory curriculum, emphasizing academic excellence within a faith-based environment. It serves students in grades 9 through 12 from Alton and surrounding communities in the Riverbend area of Illinois.

Marquette Catholic High School's history dates back to the early 20th century with the merger of several Catholic schools in the area. Over the years, it has evolved to its current location and status as a regional Catholic high school.

Extracurricular activities offered at Marquette Catholic High School include a variety of sports teams, clubs, and organizations, catering to diverse student interests such as academic pursuits, the arts, and community service.

The school is accredited by the relevant regional accreditation body for secondary schools in Illinois.