John Marshall Metropolitan High School (commonly known as Marshall) is a public 4-year high school located on the West Side of Chicago, Illinois, United States. Operated by Chicago Public Schools, Marshall serves the students of the East Garfield Park, West Garfield Park, North Lawndale and Humboldt Park neighborhoods. The student body is approximately 98% African American. Marshall High school is a Title I high school as determined by U.S. Department of Education standards, meaning that 40% or more of the students come from families that qualify as low income under United States Census definitions. The school is perhaps best known for its association with the sport of basketball. Both its boys' and girls' teams have shown success at the state level.