Castaic High is a public high school in Castaic, Los Angeles County, California. The campus is operated by William S. Hart Union High. Serving students in 9-12, the school enrolls approximately 1,159 students with 49.1 full-time equivalent teachers, maintaining a student-teacher ratio of 23.6:1 according to federal National Center for Education Statistics (NCES) records for the 2024-2025 school year.
School Information
NCES 2024-2025
Grades Offered
9-12
School Level
High School
School Type
Regular School
Locale Setting
Rural: Fringe
Charter School
No
Operational Status
Open
NCES School ID
064251014393
State Identifier
CA-1965136-0138727
County FIPS
06037
Physical Location Address
31575 Valley Creek Rd.
Castaic, CA 91384
Castaic, CA 91384
School District
Parent District
William S. Hart Union High
Operating Schools
16 schools
District Type
Regular Public School District
Central Office
Santa Clarita, CA
Location Map
34.4942, -118.654
Google Maps ›
Nearby Public Schools
Castaic Middle
1.8 mi
Middle • Castaic
Non-RIS Preschool CMS
1.8 mi
Not reported • Castaic
Northlake Hills Elementary
1.9 mi
Elementary • Castaic
Castaic Elementary
2 mi
Elementary • Castaic
Santa Clarita Valley International
3.5 mi
Other • Castaic