Minidoka County Joint School District #331 We are a K-12 school district in south central Idaho. Minidoka Schools has four elementary schools (Acequia Elementary, Heyburn Elementary, Paul Elementary, and Rupert Elementary), two middle schools (East Minico Middle School and West Minico Middle School), and two high schools (Minico High School and Mt. Harrison High School). Our Mission: “We will increase INSTRUCTIONAL INTENSITY to significantly improve academic achievement for all students.”