Elementary Schools Middle Schools High Schools Roosevelt Alternative / TPAP	MISSION CISD SCHOOLS Mission CISD has two 4A high schools, four junior high schools (grades 6-8), 14 elementary schools (grades pk-5), a Newcomers Academy for recent immigrants in grades 2-5, and an alternative campus to serve students considered to be at risk. Our school year generally begins in late August and runs through the month of May.