San Clemente High
San Clemente, CA · High School · Grades 9-12
San Clemente High is a high school in San Clemente, CA with 2,838 students enrolled and a 53% proficiency rate. Part of Capistrano Unified. NCES data from the U.S. Department of Education.
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About This School
San Clemente High is a high school located in San Clemente, California. The school serves 2,838 students in grades 9-12. The student-to-teacher ratio is 22.7:1.
According to EDFacts assessment data, 53% of students meet grade-level proficiency standards in combined math and reading. The school reports a 82% graduation rate.
36% of students qualify for free or reduced-price lunch.
San Clemente High is part of the Capistrano Unified in California.
How This School Compares
San Clemente High has 2,838 students enrolled, making it larger than the average school in Capistrano Unified (708 students). Its 53% proficiency rate is 1 percentage points below the district average of 55%. Compared to the California state average of 45%, the school performs 8 points higher. The 22.7:1 student-teacher ratio is above the national average of 16:1.
Frequently Asked Questions
San Clemente High has 2,838 students enrolled in grades 9-12. The student-to-teacher ratio is 22.7:1.
According to EDFacts data, 53% of students at San Clemente High meet grade-level proficiency standards in combined math and reading assessments.
San Clemente High has a 82% graduation rate, measuring the percentage of students who graduate within four years.
San Clemente High is part of the Capistrano Unified in San Clemente, 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.
The this entity record above pulls directly from NCES Common Core of Data and EDFacts. What follows is the per-entity context — how this entity sits in the broader U.S. K-12 school outcomes and enrollment distribution and which underlying factors drive the headline numbers.
Every number on this page links back to NCES Common Core of Data and EDFacts; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: NCES Common Core of Data, 2026.