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Castaic Union Schools
Castaic Union is a public school district in California, based in Los Angeles County (Valencia). SchoolGrade grades 4 of its schools on actual versus projected test scores; every school below has its own page.
Castaic Union on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for Castaic Union
4 of 4 schools in Castaic Union carry a SchoolGrade. Grade distribution:
B: 3C: 1
Best schools in Castaic Union
Statewide rankings: all 1561 high schools in California · all 1283 middle schools in California · all 5668 elementary schools in California
The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.
- B+ Castaic Elementary (Elementary school, doesn't meet expectations)
- B+ Northlake Hills Elementary (Elementary school, exceeds expectations)
- B+ Castaic Middle (Middle school, exceeds expectations)
- C+ Live Oak Elementary (Elementary school, meets expectations)
Every school in Castaic Union
Middle and junior high schools (1)
- B+ Castaic Middle, Castaic
Elementary and primary schools (3)
- B+ Castaic Elementary, Castaic
- C+ Live Oak Elementary, Castaic
- B+ Northlake Hills Elementary, Castaic
Where Castaic Union schools are
Cities and towns served (1)
- Castaic (4)
About this district
- State: Best schools in California
- County: Los Angeles County
- Type: regular local school district
- Setting: large suburb (NCES locale of the district office)
- Enrollment: 1,938 students with 77 full-time-equivalent teachers and 195 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 0607740
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- William S. Hart Union High (16 schools, 7 mi)
- Saugus Union (15 schools, 10 mi)
- Newhall (10 schools, 12 mi)
- Fillmore Unified (8 schools, 15 mi)
- Sulphur Springs Union (9 schools, 16 mi)
- Simi Valley Unified (26 schools, 17 mi)
- Moorpark Unified (10 schools, 20 mi)
- Westside Union Elementary (12 schools, 20 mi)
Questions about Castaic Union
How many schools are in Castaic Union?
SchoolGrade grades 4 public schools in Castaic Union, across 1 city or town. Every one of them is listed on this page with a link to its own report.
Which cities does Castaic Union serve?
The largest by graded schools: Castaic.
How good are the schools in Castaic Union?
Across the 4 graded schools, the average SchoolGrade is B, with 46.3% of tested students meeting the state bar against a projected 38.8%. 75% of schools meet or exceed the expectation for their student context.
How many students attend Castaic Union?
1,938 students were enrolled in Castaic Union in the 2023-24 school year, about 25.2 students per full-time teacher (NCES Common Core of Data).
Where is Castaic Union?
Castaic Union is in California, based in Los Angeles County, with its district office in Valencia. Its boundary covers about 152 sq mi.