From this early district and later additions , the Meridian Public School District grew to its current size , which now includes six elementary schools , 3 middle schools , and 3 high schools . The city also contains several private schools including Lamar School , Calvary Christian School , Community Christian School , and St. Patrick 's Catholic School . The campus of Meridian High School , the main high school in the district , occupies 37 acres ( 15 ha ) , including six buildings and 111 classrooms . The school is made up of grades 10 @-@ 12 and enrolls approximately 1 @,@ 500 students .