Hays Consolidated Independent School District: A portion of San Marcos in the Blanco Vista subdivision lies within the Hays CISD district in north central Hays County. Twenty campuses serve 15,000 students living Kyle, Buda and north San Marcos.
Two high schools, five middle schools, and 13 elementary schools comprise the district campuses, which have tripled since 2000. Hays has three exemplary schools and 10 recognized schools as designated by the Texas Education Agency.