Summary
El Capitan High is a public high school serving grades 9–12 and 1,810 students in Lakeside, in eastern San Diego County. Its clearest academic strength is English language arts (ELA), while math and science are the bigger concerns: in 2025–26, ELA proficiency exceeded state and district rates, but math and science proficiency fell below both.
ELA is also a relative strength compared with nearby comprehensive high schools in the same district: El Capitan ranked third among five in each of the three tested subjects, but its ELA rate was 55%, compared with 51% across those schools. Math proficiency was 26% and science was 27%, below nearby-school averages of 30% and 32%. Compared with the Grossmont Union High District, El Capitan was 3 percentage points higher in ELA, but 2 points lower in math and 6 points lower in science. Statewide, it was 6 points higher in ELA, but 12 points lower in math and 9 points lower in science. Among nearby schools with a 2025–26 SchoolDigger rank, El Capitan’s 52nd-percentile standing was behind West Hills High and Santana High.
Math proficiency improved from 20% in 2022–23 to 26% in 2025–26, while ELA edged up from 54% to 55%; science fell from 32% to 27%, shifting from 2 points above the state to 9 points below it. Chronic absenteeism also declined, from 31% in 2021–22 to 24% in 2025–26, but remained above the state’s 18% and district’s 20%. SchoolDigger rated El Capitan 3 stars, placing it at the 52nd percentile statewide in 2025–26. Its 2024–25 student-teacher ratio was 21.8, and 52% of students were free/reduced lunch eligible that year. SchoolDigger’s group rankings point to notably lower relative performance for Asian students: the school ranked at the 1st percentile for this group in 2024–25, versus the 50th percentile overall. For White students, it ranked at the 22nd percentile in 2025–26, compared with the 52nd percentile overall.
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