homeowner vacancy rate was 1.2%; the rental vacancy rate was 6.7%. 16,231 people (85.4% of the population) lived in owner-occupied housing units and 2,715 people (14.3%) lived in rental housing units. Education Elementary and middle school students attend schools in the Castaic Union School District. High school students attend Castaic High School in the William S. Hart Union High School District. Castaic High School first opened in 2019. Government and infrastructure In the California State Legislature, Castaic is in , and in . In the United States House of Representatives, Castaic is in . The Los Angeles County Sheriff's Department (LASD) operates the Santa Clarita Valley Station in Santa Clarita, serving Castaic. Station 149 of the Los Angeles County Fire Department serves the community. The Castaic Area Town Council meets monthly. Notable people Troy Neiman, baseball player Appearances in popular culture The community was featured by Huell Howser in The Bench Episode 19. See also List of places in California References External links Castaic Area Town Council How to Pronounce Castaic (crowd-sourced) 1915 establishments in California Census-designated places in California Census-designated places in Los Angeles County, California Populated places established in 1915