South Central Junior &amp; Senior High SchoolSouth Central Junior &amp; Senior High School South Central Junior & Senior High School South Central Junior and & Senior High School is a public high school serving the students of Laconia and Elizabeth and the surrounding townships. About. The school is built adjacent to South Central Elementary School, in south central Harrison County. The school had 432 students enrolled during the 2007–2008 school year. During the 2007–2008 school year the school is staffed by 25 teachers and 4 administrators. The school has a 96% graduation rate. South Central Junior & Senior High School South Central Junior and & Senior High School is a public high school serving the students of