Arnold O. Beckman High
Irvine, CA · High School · Grades 9-12
Arnold O. Beckman High is a high school in Irvine, CA with 2,798 students enrolled and a 69% proficiency rate. Part of Tustin Unified. NCES data from the U.S. Department of Education.
Arnold O. Beckman High is a high school in Irvine, CA that enrolls 2,798 students in grades 9-12, putting it among the larger public campuses in the Tustin Unified. That headcount is above the 775-student average for schools in the district.
EDFacts assessment data puts 69% of students at or above grade level in combined math and reading, a little above the national midpoint where roughly half of tested students clear the bar. That is 17 points above the 52% average for the Tustin Unified. Against the 45% California statewide average, the school sits 23 points higher.
Over the last three reported years the district proficiency rate this school inherits has risen by about 15 points. As a high school, it reports a 83% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 26.6 to 1, near the high end of the national distribution; NCES counts every certified teacher, so this figure includes specialists as well as classroom staff. A relatively low 24% of students qualify for free or reduced-price lunch.
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About This School
Arnold O. Beckman High is a high school located in Irvine, California. The school serves 2,798 students in grades 9-12. The student-to-teacher ratio is 26.6:1.
According to EDFacts assessment data, 69% of students meet grade-level proficiency standards in combined math and reading. The school reports a 83% graduation rate.
24% of students qualify for free or reduced-price lunch.
Arnold O. Beckman High is part of the Tustin Unified in California.
How This School Compares
Arnold O. Beckman High has 2,798 students enrolled, making it larger than the average school in Tustin Unified (775 students). Its 69% proficiency rate is 17 percentage points above the district average of 52%. Compared to the California state average of 45%, the school performs 23 points higher. The 26.6:1 student-teacher ratio is above the national average of 16:1.
Frequently Asked Questions
Arnold O. Beckman High has 2,798 students enrolled in grades 9-12. The student-to-teacher ratio is 26.6:1.
According to EDFacts data, 69% of students at Arnold O. Beckman High meet grade-level proficiency standards in combined math and reading assessments.
Arnold O. Beckman High has a 83% graduation rate, measuring the percentage of students who graduate within four years.
Arnold O. Beckman High is part of the Tustin Unified in Irvine, California. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
Source: NCES Common Core of Data, 2026.