Largo High School (Maryland)

Largo High School is a public High School in Largo census-designated place, Prince George's County, Maryland, United States. Operated by Prince George's County Public Schools, it serves students of grades 9 to 12.

The school is operated by the Prince George's County Public Schools system. The school's athletic teams are known as the Lions. The school serves about 870 students in grades 9 through 12. The principal is Albert T. Lewis. The school's name originates from the Largo unincorporated community, which is served by the school. Other places served include sections of the CDPs of Kettering, Brock Hall, Forestville, and Westphalia. It serves sections of the former Greater Upper Marlboro CDP.

Largo High School is located next to Prince George's Community College.