<P> Great Mills High School is a comprehensive public high school in Great Mills , Maryland , United States . It serves students in grades 9 -- 12 in the mixed rural and suburban area at the confluence of the Potomac River , Patuxent River , and Chesapeake Bay . It belongs to the St. Mary 's County Public Schools system , and is associated with two other county high schools : Leonardtown High School and Chopticon High School . The school is accredited by the Middle States Colleges and Secondary Schools and the Maryland State Department of Education . </P>
<P> Great Mills High School is a comprehensive public high school in Great Mills , Maryland , United States . It serves students in grades 9 -- 12 in the mixed rural and suburban area at the confluence of the Potomac River , Patuxent River , and Chesapeake Bay . It belongs to the St. Mary 's County Public Schools system , and is associated with two other county high schools : Leonardtown High School and Chopticon High School . The school is accredited by the Middle States Colleges and Secondary Schools and the Maryland State Department of Education . </P>
where is great mills high school in maryland located
where is great mills high school in maryland located
in Great Mills
in Great Mills